Online paper-checking requires that more attention _______.
#89641
A
be paid to spelling
B
to be paid to spelling
C
should pay to spelling
D
and spelling be paid to
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They were abroad during the months when we were carrying out the investigation, or they _____ to our help.
#86376
A
would have come
B
could come
C
have come
D
had come
We would have called a taxi yesterday if Harold ________ us a ride home.
#87035
A
didn’t offer
B
wouldn’t offer
C
hasn’t offered
D
hadn’t offered
Without electricity human life ________ quite different today.
#89387
A
is
B
will be
C
would have been
D
would be
I was really anxious about you. You _____ __ home without a word.
#90288
A
mustn’t leave
B
shouldn’t have left
C
couldn’t have left
D
needn’t leave