相关考题
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单项选择题
The man（）you saw yesterday is my Chief Officer.
A.who
B.whom
C.what
D.whose -
单项选择题
The pilot wants to know（）my ship’s maximum speed is.
A.how much
B.how many
C.about
D.what -
单项选择题
He has been a Captain（）1992.
A.after
B.since
C.before
D.for
