2019年mpacc考试英语真题——连词162

{01}Jack wasn’t saying anything, but the teacher smiled at him _______he had done something very clever
A.as if
B.now that
C.while
D.though
解析：本题考查连词。as if好像。句意：杰克什么也没有说，但老师对他微笑好像他非常聪明的做某事。
本题选A。
{02---How long do you think it is ______ he arrived here?
---No more than half a year, I believe.
A.when
B.that
C.before
D.since
解析：与下文的答语相连，完整结构是“从他来之后有半年了”。
本题选D。