相关考题
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单项选择题
I tried（） but the line was engaged.
A.phone
B.phoned
C.phoning
D.to phone -
单项选择题
The heavy rain stopped us（）at the station on time.
A.to arrive
B.arrive
C.arrived
D.from arriving -
单项选择题
I have（）finished the report.
A.yet
B.already
C.still
D.since
