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【判断题】
外生变量是指由经济理论之外的其它因素所决定的、且会影响到内生变量的变量。A.
正确
B.
错误
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举一反三
【单选题】I won't go to see the film tonight because I _____ my ticket. [ ]
A.
lost
B.
have lost
C.
will lost
D.
don't have
【单选题】______ my money, but I also lost my way yesterday.
A.
Not only lost I
B.
Not only have I lost
C.
Not only did I lose
D.
Not only I have lost
【多选题】by the roadside, find, the lost wallet, I
A.
It was by the roadside that I found the lost wallet.
B.
It was I that/who found the lost wallet by the roadside.
C.
It was the lost wallet that I found by the roadside.
【多选题】by the roadside, find, the lost wallet, I
A.
It was by the roadside that I found the lost wallet.
B.
It was I that found the lost wallet by the roadside.
C.
It was I who found the lost wallet by the roadside.
D.
It was the lost wallet that I found by the roadside.
【单选题】Sorry, I can’t open the door, for I ____the key to it. A. lost B. lose C. had lost D. have lost
A.
lost
B.
lose
C.
had lost
D.
have lost
【单选题】I _________ my pen when I _____________ in the park.
A.
lost; was walking
B.
lost; walked
C.
was losting; was walking
D.
was losting; walked
【单选题】I won't go to see the film tonight, because I _______ my ticket. [ ]
A.
lost
B.
have lost
C.
will lost
D.
didn't have
【简答题】How I wish I________(can) make up for the lost time.
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