2019年mpa考试英语真题——形容词242

{01}Be quiet! The teacher is explaining the sentence. You’d better keep your mouth ________ .
A.open
B.opened
C.shut
D.close
解析：
本题选C。
{02}The two organizations ________ to form one company.
A.combined
B.mixed
C.separated
D.tied
解析：
本题选A。