2019年mba考试英语模拟题——名词125

01}He had no choice but________till his mother came back. A.waited B.waiting C.to wait D.wait 解析：略
本题选C。

{02}We believe scientists will ________a way to solve the problem of air pollution. A.set off B.put off C.come up with D.catch up with
解析：
本题选C。