Chọn phương án đúng

giải thích
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D.decorate
B. instruction
4A. average
questions.
5. They
supper when the telephone rang
B. have had
D. have been having
C. were having
leave the room before the end of the test.
C. needn't
A. had
6. You all know that you
A don't have to
B. haven't to
D. mustn't
7. we would go swimming.
A If today is Sunday
C Unless today was Sunday
8. Workers who do not obey the safety regulations will be
A refused
9. The teacher didn't seem to be happy about our tasks,
A didn't they
10. Have you ever considered
A. moving
Cto have moved
B. If today were Sunday
D. Unless today would be Sunday
B. disagreed C. disapproved
D. dismissed
B. did they
D. did he
C. didn't he
to another school?
B. to move
D. having been moving