单项选择题She was very concerned()her mother's illness.

A.about
B.for
C.with
D.on


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1.单项选择题She asked me whether()English.

A.was I
B.am I
C.are you
D.I was

2.单项选择题He asked me where()from.

A.did I came
B.I came
C.do I come
D.I come

3.单项选择题All the team members tried their best. We lost the game,()

A.however
B.therefore
C.since
D.as

6.单项选择题It's not safe()in the street.

A.played
B.play
C.playing
D.plays

7.单项选择题He()himself quickly to the new condition of his work.

A.changed
B.altered
C.adjusted
D.varied

8.单项选择题I have spent a lot of time()working on this problem.

A.at
B.–(不填)
C.on
D.with

9.单项选择题She likes to spend time()with her grandchildren.

A.play
B.to play
C.playing
D.played

10.单项选择题China is()the east of Asia.

A.in
B.to
C.on
D.at