—Has Sam finished his homework today? —I have no idea. He ________ it this morning.
选项:
A:
did
B:
has
C:
was doing
D:
had
发布时间:2024-04-15 15:08:55
did
has
was doing
had
以下文字与答案无关
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doing
B:to do
C:done
D:do
have been
B:have had
C:has been
D:has had
has
B:had
C:will have
D:had had
has
B:had
C:will have
D:had had
will have finished
B:will finish
C:have finished
D:have been finishing
spent
B:has
C:will
D:would
has come; have come
B:have come; has come
C:has come; has come
D:have come; have come
spent
B:has spent
C:will spend
D:would spend
has come; have come
B:have come; has come
C:. has come; has come
D:have come; have come
spent
B:has spent
C:will spend
D:would spend
A. had worked
C. was working
B. has worked
D.has been working
I realized
B:have I realized
C:did I realize
D:I have realized
wouldn't have fallen
B:had not fallen
C:should fall
D:were to fall
has
B:what
C:later
D:that
have
B:has
C:are
D:is
Having been
B:Had been
C:Being
D:Has gone