—Boy students, could you come downstairs to help me carry those books?— OK, Miss Liu. We ______. 
#100785
A
come
B
came
C
have come
D
are coming
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----- We could have asked Mr. Zhang for help. He is caring and considerate.----- I_______ that. A long time _______.
#103332
A
forgot; had been wasted
B
forget; wasted
C
have forgotten; wastes
D
forgot; was wasted
We don’t know if she _____ home. If she ____, I’ll tell you.  
#102315
A
comes; will come
B
will come; will come
C
comes; comes
D
will come; comes
Unfortunately, when I arrived, Mary         , so we only had time for a few words.
#103471
A
was just leaving
B
just left
C
has just left
D
had just left