The environmental problem _____close attention and careful thought. [ ]A. c
题型:0101 期中题难度:来源:
The environmental problem _____close attention and careful thought.
[ ]
A. calls on B. calls for C. pays D. gives
答案
B
举一反三
The old mall and his wife _____ for the government in New York but now they _____ a simple life.
[ ]
A. were used to work; use to live B. were used to living; have been used to living C. used to work; have been used to living D. used to work; use to live