The students ______ to write English words carefully from the beginning. 
#87647
A
be trained
B
should be trained
C
train
D
to train
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-Will you accept the job offer?-If I       five years younger, I       it.
#86895
A
were; have taked
B
has been; would take
C
were; would take
D
had been; would have taken
 —Where ____ Margaret have put the empty bottles?—She ______ them away. They must be somewhere.
#89520
A
can; can’t have thrown
B
must; needn’t
C
must; must have thrown
D
can; must throw