The lock on the front door was one which ______.
A. needed a piece of wire to open it
B. could be opened from outside without a key
C. couldn't be opened without a key
D. used a knob instead of a key
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If someone had made a forced entry ______.
A. Mrs. Clarke would have found a broken door or window
B. he or she was still in the house
C. things would have been thrown about
D. he or she would have needed a master key
In the last sentence of the passage, the phrase "image-conscious society" can be replaced
A. very imaginative society with nice appearance
B. fast-developing society which is built on a clear image
C. the society whose image has been mined because of money
D. the society in which image has been attached importance to
其他刺激物的出现，对正在进行的条件反射发生的抑制称为()抑制。
A. 超限
B. 外
C. 分化
D. 消退
The wire fell to the floor ______.
A. because Mrs. Clarke refused to open the door
B. hen the man's glove dropped off
C. because it was too hot to hold
D. because the man just wanted to get away
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