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833 lessons
GRAMMAR B1 12 min

Present continuous and present perfect: understand the difference

Lina is writing an email now. She has written two messages already. Both sentences connect to the present, but they describe different stages of an action.

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GRAMMAR B1 12 min

Present perfect continuous: form and use

Your friend arrives with wet hair and says, "I have been walking in the rain." The walk began before this moment, and the wet hair helps explain what is happening now.

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GRAMMAR B1 12 min

Present perfect exercise: choose the natural form in context

A colleague asks whether you can join a meeting. You say, "I have finished the report, so I can come." The work happened before this moment, but its result matters now.

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GRAMMAR B1 12 min

Present perfect tense: connect past events to now

Your colleague asks whether you can join a meeting. You say, "I've sent the report, so I can join now." The sending happened earlier, but the useful result matters at this moment.

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GRAMMAR B1 12 min

Present perfect: uses, form, and examples

I have lost my keys, so I cannot open the door. The loss happened before now, but the problem matters now.

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WORD FOCUS B1 12 min

Principle or principal: rules, people, and spelling

Principle and principal sound alike, but their meanings point in different directions. One is an idea or rule. The other can name a person, the most important thing, or an amount of money.

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ADVICE B1 12 min

Proofreading English: a practical final check

You have written a short email, and the sentences look correct at first glance. Before you send it, read it as the recipient will read it. Can they see why you are writing, what you need, and what they should do next? A final check can catch a missing detail as well as a missing letter.

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IDIOM B1 12 min

Pulling someone's leg: meaning, tone, and examples

Maya tells her brother that their cat has learned to open the front door. He looks worried until she laughs and says, 'I'm pulling your leg.' She has made up the story as a friendly joke. She has not touched his leg.

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GRAMMAR B1 12 min

Purpose clauses: explain why

Maya packed a sandwich to eat on the train. The last words tell us her purpose: why she packed it.

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ADVICE B1 12 min

Qualities of a good English teacher: choose useful support

A friendly teacher can make a class comfortable, but friendliness alone does not tell you whether the class will help you improve. Look for teaching choices you can notice: a clear aim, time to use English, feedback you understand, and a way to see what to practise next.

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GRAMMAR B1 12 min

Quantifiers overview: choose words for amount and number

Before you ask for supplies, decide what you are counting. You can ask how many notebooks are left, how much paper you need, or whether there are any pens at all.

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GRAMMAR B1 12 min

Quantifiers: choosing much, many, few, little, and enough

At a cafe, you can ask for a few napkins but a little water. Both mean a small amount, yet the noun after them changes the choice.

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GRAMMAR B1 12 min

Question tags: check and invite agreement

Your train leaves from platform six, doesn't it? The short question at the end checks a detail while keeping the statement easy to follow.

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GRAMMAR B1 12 min

Question tags: form and natural use

The café is still open, isn't it? The short question after the comma is a question tag. It lets the speaker check a detail without changing the first part into a full question.

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GRAMMAR B1 12 min

Quotation marks: punctuate direct speech and titles

If you repeat a person's exact words, show the reader where those words begin and end. Maya said, "Please wait here." The quotation marks separate Maya's words from the rest of the sentence.

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IDIOM B1 12 min

Raining cats and dogs: meaning and use in English

You look through the window and see rain falling hard enough to fill the pavement with puddles. A friend says, 'It's raining cats and dogs.' The friend is not talking about animals. The idiom means that it is raining very heavily.

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GRAMMAR B1 12 min

Reflexive pronouns: myself, yourself, and themselves

After a long walk, Maya made herself a cup of tea. The word herself points back to Maya, so the listener knows who received the tea.

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GRAMMAR B1 12 min

Relative pronouns: who, which, that, and whose

The neighbor who owns the blue bicycle is moving away. The bicycle that he uses every day is staying with his sister. Relative pronouns join the extra information to the noun without starting a separate sentence.

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GRAMMAR B1 12 min

Resign from: use the right preposition

A colleague leaves a job on Friday. They resign from the job, but they resign on Friday. The word after resign tells you whether the sentence names what they leave or when they leave.

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GRAMMAR B1 12 min

Result clauses: show an outcome

The hall was so crowded that we waited outside. The first part describes a strong situation, and the clause after that tells the reader what happened because of it.

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ADVICE B1 12 min

Resume writing tips: describe skills and experience in clear English

A resume has little space. A reader should be able to see what you did, what you can do and when you did it without decoding long sentences.

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IDIOM B1 12 min

Ring a bell: meaning and examples

Someone mentions a restaurant you visited years ago. Its name feels familiar, but you cannot remember where it is. You can say, That name rings a bell.

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WORD FOCUS B1 12 min

Root words exercise 2: build meaning from word parts

A sign says that the entrance is invisible from the road. You may know visible already. The prefix in- gives you a useful first clue, and the road sentence tells you that the entrance cannot be seen from there.

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WORD FOCUS B1 12 min

Root words exercise: use word parts to predict meaning

You may not know reread the first time you see it. If you recognise read and know that re- often points to doing something again, you already have a useful clue. The rest of the sentence tells you whether that clue fits.

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