2019年mpa考试英语真题——介词和介词短语1023

{01}We had lots of ________ at the picnic yesterday.
A.joke
B.venture
C.resolution
D.fun
解析：
本题选D。
{02}The house was burned down. There must have been ________.
A.certain cause
B.some cause
C.certain reason
D.some reason
解析：certain cause“某个起因、原因”。
本题选B。