—The woman biologist stayed in Africa studying wild animals for 13 years before she returned.—Oh, dear! She _______ a lot of difficulties!
#89683
A
may go through
B
might go through
C
ought to have gone through
D
must have gone through
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— There's someone outside. Who it be ?— It must be Mary. She promised to come over at 8: 00.
#89275
A
must
B
can
C
shall
D
need
If Sanlu Group melamine to the milk,the babies too much from kidney stone.
#87595
A
didn’t add; would not suffered
B
hadn’t added; wouldn’t have suffered
C
hasn’t added; wouldn’t have suffered
D
hadn’t added; would have suffered
. — I sent him the dictionary by mail this morning . —You ____ that; he''s coming tomorrow afternoon .
#89774
A
needn''t have done
B
didn''t have to
C
needn''t do
D
mustn''t do
We were caught in the heavy traffic jam. Otherwise, we _____ on time.
#88142
A
would have arrived
B
arrived
C
must have arrived
D
should arrive
__________ it rain, the crops_____________.
#90021
A
Shall,would be saved
B
Should, would be saved
C
Would, should be safe
D
Were, might be safe