2019年mpa考试英语真题——介词和介词短语1731

{01}Clean water and fresh air are essential for our daily life, _______ we can"t live.
A.by which
B.without which
C.that
D.on which
解析：
本题选B。

{02}The scientists are making further research to develop more advanced rockets________spaceships can
b launched.
A.which    
B.with which
C./  
D.with that
解析：
本题选B。