2019年mpacc考试英语真题——连词48

{01They are talking about the moon _______ they had been there for years．
A.as though
B.even if
C.like
D.because
解析：as though接从句时从句用虚拟语气。
本题选A。
{02}_________ he loves his students, he is very strict with them．
A.As
B.While
C.Since
D.When
解析：句意：虽然他爱他的学生，可是他对学生们很严格。
本题选B。
{03}He must have stayed up too late last night, ________ he looks too sleepy．
A.because
B.for
C.since
D.as
解析：for后面的分句为前一分句提供证据。
本题选B。