It is rather cold again today, but tomorrow we expect the temperature to ___________.
A. lift
B. rise
C. grow
D. raise
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This question is too difficult,and everyone is ____ to solve it.
A. at his wits'end
B. at one's wits end
C. in his wits'end
D. out of his wits end
The word 'fuzzy' ___ the fuzzy logic computer chip inside the oven.
A. refer to
B. is referring to
C. refered to
D. refers to
Seventy percent_____illiterate in that area.
A. is
B. are
C. is to be
D. can have
凯恩斯认为资本主义经济的病根在于()。
A. 本过于集中
B. 资本主义私有制
C. 有效需求不足
D. 政府干预过多