Exercise 1: Complete the sentences with the question words.
what when where who
how how often how many how much
1. ____________does the first lesson begin? - At seven o’clock.
2. ____________are you going? - To the library.
3. ____________do you usually bring to school? - Textbooks, notebooks and pens.
4. ____________do you go to school? - By bike.
5. ____________is Mary talking to? - Mrs. Berry, her English teacher.
6. ____________is your favorite subject? - Maths.
7. ____________is your first day at school? - Oh, it’s great.
8. ____________does Phong do judo? - Three times a week.
9. ____________students are there in your class? - Forty.
10. ____________pocket money do you get? - Ten thousand dong.
Exercise 2: Rewrite these sentences, using must, mustn’t, should, shouldn’t.
Example: It’s not a good idea to swim immediately after a meal.
=> You shouldn’t swim immediately after a meal.
1. It’s really important to take this medicine three times a day.
You ________________________________________________________________
2. It’s a good idea to listen to the weather forecast before going camping.
You ________________________________________________________________
3. It’s a good for you to take exercise every day.
You ________________________________________________________________
4. It’s not good to eat lots of sweets.
You ________________________________________________________________
5. It’s against the rules to use your mobile phone in class.
You _______________________________________________________________