1. Complete the sentence so it expresses obligation1. You _______ attend the meeting scheduled for midday in the Great Hall.
a) would
b) may be
c) can
d) have to
2. Complete the sentence so it expresses necessity2. You _______ apply for your visa at the American Embassy3.
a) need to
b) are able to
c) could
d) may
3. Complete the sentence so it expresses obligation. All humans _______ have regular and sufficient4 sleep if they want to be healthy.
a) would
b) must
c) will
d) can
4. Which of the following expresses no necessity?
a) You must take your books to school, otherwise you cant learn.
b) You need to show your passport when you get to customs.
c) You neednt have brought a coat it wasnt very cold.
d) He has got to take the entrance exam to be accepted to the university.
5. Complete the sentence so it expresses necessity. If we want the band to be successful, _______ work hard.
a) well have to
b) well be able to
c) we could
d) we can
6. Complete the sentence so it expresses obligation. You _______ respect your teachers.
a) would
b) could
c) should
d) can
7. Complete the sentence so it expresses necessity. The lioness _______ hunt in order to feed her family.
a) has to
b) could
c) would
d) should
8. Which of the following expresses no obligation?
a) You should go and apologise to your sister.
b) You wont need to buy a gallery pass the exhibition is free.
c) You cant work any longer were locking the office now.
d) You shouldnt go to work today you look very sick.
答案
1) d, 2) a, 3) b, 4) c, 5) a, 6) c, 7) a, 8) b.
