—Has Sam finished his report?—I have no idea. He _______ it in his office the whole morning.       
#53555
A
writes
B
has written
C
will write
D
was writing
推荐题目
Our parents can _______ us ________ food and clothes.
#59493
A
provide; with
B
provide; /
C
provide; for
D
provide; as
I don’t think the robots will          humans
#59911
A
instead of
B
helps
C
take the place of
D
instead
My mother ______my health very much .
#58172
A
finds out
B
makes up
C
cares about
D
brings out