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The scientists are urging that the chemical _____.
#87240
A
is banned
B
should ban
C
be banned
D
must be banned
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. --- Did you often e-mail your family during the first year at university? --- No. I was so busy meeting new people that I didn’t write to my family as I _____.
#88090
A
ought to
B
should do
C
should have written
D
should have
 We ________ our lives had it not been for the policeman. 
#89376
A
would have lost
B
should lose
C
might lose
D
had lost
They        have arrived at lunchtime, but their flight was delayed.
#87467
A
will
B
can
C
must
D
should
Tom_____to several companies after he resigned his position as vice president, but he was rejected over and over again.
#90034
A
applied
B
stuck
C
adjusted
D
took
---Sorry, Professor Smith. I didn’t finish the assignment yesterday.---Oh, you___________ have done it as yesterday was the deadline.
#88212
A
must
B
mustn’t
C
should
D
shouldn’t
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