Facts showed that only when they united ______ the strong enemies.
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A
could they defeat
B
they could defeat
C
they did defeat
D
had they defeat
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_____, please come to see me.
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A
When it convenient
B
When is convenient
C
When convenient
D
Convenient
Only when your identity has been checked , _________.
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A
you are allowed in
B
you will be allowed in
C
will you allow in
D
will you be allowed in
_____all over the hills and around the lake are wild flowers of different kinds.
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A
To grow
B
Growing
C
Grown
D
Grow
Next door to ours _________, who has just return from abroad.
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A
where lives an old man
B
lives an old man
C
where does the old man live
D
does an old man live