．______ the satellite launch drawing near, the research workers put their hearts

题干

．______ the satellite launch drawing near, the research workers put their hearts to the test and always stayed up late.

A．As

B．Because

C．With

D．While

上一题下一题 0.64难度单项选择更新时间:2010-11-06 10:39:21

小学学科试题库

初中学科试题库

高中学科试题库