There was shortage of food supply in old days. A large number of families had to () enough food.
A. deal with
B. get rid of
C. do without
D. give away
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When taking a shower, please ______ that the shower curtain is inside the bath.
A. sure
B. ensure
C. insurance
D. ensue
适合|2a+7|+|2a-1|=8的整数的值的个数有()。
A. 5
B. 4
C. 3
D. 2
E. 1
Justin's father has promised to buy him a car when he()to the college.
A. had gone
B. goes
C. has gone
D. will go
“随大流”的心理根源是
A. 社会助长 B.从众 C.结伴效应
B. 观众效应 E.社会惰性