A.are watching
B.is watching
C.is seeing
D.are seeing
A.is
B.are
C.have
D.has
开始考试点击查看答案A.is
B.are
C.was
D.were
开始考试点击查看答案A.are; is
B.are; are
C.is; are
D.is; is
开始考试点击查看答案A.were invited
B.was invited
C.have been invited
D.has been invited
开始考试点击查看答案A.change
B.has changed
C.changing
D.have changed
开始考试点击查看答案A.was
B.were
C.have been
D.would be
开始考试点击查看答案A.were
B.was
C.is
D.sits
开始考试点击查看答案A.was
B.were
C.had been
D.would he
开始考试点击查看答案A.knows
B.know
C.have known
D.am to know
开始考试点击查看答案A.hasn't been decided
B.haven't decided
C.isn't being decided
D.aren't decided
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