1.He realized she was crying( )what he had said.

.He realized she was crying( )what he had said.
A.because B.because of C.as D.since
B啊 看后面 she was crying because of what he had said.
because of 后面要接名词
“.what he had siad“ 指 那些他说过的话
如果是用ACD,.He realized she was crying because/since he had said bad words(后面要补个名词).

2.He will come back from abroad ( ).
A.for two weeks B.in two weeks C.since two weeks D.after two weeks
C 将来时用IN +时间
3.A meeting will ( )at 8:00 on Thursday morning.
A.hold B.be taken place C.be holding D.be held
SOMEONE HELD THE MEETING,所以 被动态选D,