Fill in: must(2), mustn’t, can, can’t, could(2), may, might, have to.
1. Guess what! Our team has just won the game. No way!
You ………. be joking!
2. Excuse me, sir. You ……… park here. It’s forbidden.
3. How about to watch a movie? Sorry, but I ……… finish my homework.
4. Look! It’s Jane! No, it ………. be. She is in Paris on business.
5. ……….. I turn the light off, please.
6. ……….. I have your name, please.
7. I think it ……….. be warm soon.
8. ……….. you help me please? I think I got lost.
9. The streets ……….. get very slippery when it rains.
10. You ……….. be very thirsty, it’s hot outside.
Explanation: "Can't" is used to express impossibility or likelihood that something is not true. In this case, the person is expressing surprise and disbelief that the team has won the game.
2. You mustn't park here. It's forbidden.
Explanation: "Mustn't" is used to express prohibition or the necessity to avoid doing something. In this case, the person is informing someone that they are not allowed to park in that location.
3. Sorry, but I have to finish my homework.
Explanation: "Have to" is used to express obligation or necessity to do something. In this case, the person is saying that they are obligated to complete their homework before they can do something else like watching a movie.
4. No, she can't be. She is in Paris on business.
Explanation: "Can't" is used to express impossibility or likelihood that something is not true. In this case, the person is expressing doubt that it is Jane because they believe she is currently in Paris.
5. Can I turn the light off, please?
Explanation: "Can" is used to ask for permission or to inquire about the ability to do something. In this case, the person is asking if they are allowed to turn off the light.
6. Could I have your name, please?
Explanation: "Could" is used to ask for permission or make a polite request. In this case, the person is asking for the other person's name politely.
7. I think it might be warm soon.
Explanation: "Might" is used to express possibility or likelihood. In this case, the person is expressing their belief that it is possible for the weather to become warm in the near future.
8. Could you help me, please? I think I got lost.
Explanation: "Could" is used to make a polite request. In this case, the person is asking for assistance politely because they believe they are lost.
9. The streets can get very slippery when it rains.
Explanation: "Can" is used to express ability or possibility. In this case, the statement is informing that the streets have the ability to become slippery when it rains.
10. You must be very thirsty, it's hot outside.
Explanation: "Must" is used to express a strong belief or deduction. In this case, the person is making an observation and assuming that the other person must be very thirsty due to the hot weather.