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【单选题】
—There’s somebody at the door, Mr. Wilson. —Tell_______I’m out.A.
it
B.
him
C.
them
D.
somebody
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皮皮学刷刷变学霸
举一反三
【单选题】—You were out when I dropped in at your house yesterday. —Oh, I________ for a friend from Beijing at the railway station.
A.
was waiting
B.
had waited
C.
am waiting
D.
have waited
【简答题】如图7.4.7所示电路，已知R=0.5Ω，L=1H，C=1F，a=0.25，求：
【简答题】纳税担保的形式包括保证、抵押、质押。 （ ）
【单选题】— You were out when I dropped in at your house. — Oh, I _____ for a friend from England at the airport. [ ]
A.
was waiting
B.
have waited
C.
am waiting
D.
had waited
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