Here’s a list of common grammar and vocabulary mistakes that novice teachers sometimes make.
1. Open your books on page 20.Use
to instead:
Open your books to page 20. At is also possible in British English.
2. OK! Time’s over!At the end of a game or timed activity, say
Time’s up.3. Do you want me to explain you the rule again?You explain something to someone:
Do you want me to explain the rule to you again? Or simply: Do you want me to explain the rule again? Remember: Explain me / him / her etc. is wrong.
4. Pay attention in the example.You should say
Pay attention to the example. You can also say Pay attention in class (=pay attention when you’re in class).
5. Ask question four to Raul, please.Most verbs followed by two objects can take either to (She gave me a present = She gave a present to me) or for (She bought me flowers = She bought flowers for me). Ask is different. With ask, don’t use to or for:
Ask Raul question four, please.
6. Today we’re going to discuss about politics. You discuss something, not about something:
Today we’re going to discuss politics.7. These are slangs.Slang is uncountable. Say
These are examples of slang. Remember: a slang is wrong. Say a slang word / term. By the way, evidence is uncountable too: Please find the evidence / a piece of evidence in the text.
8. I gave you a homework last class, didn’t I?Homework is uncountable. Say
I gave you some homework. You can also say a piece of homework / two homework assignments. By the way, you can also assign homework.
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