题目内容
(请给出正确答案)
[单选题]
()has been to Billy's house before he comes back.
A.his friends
B.Santa
C.the conductor
D.Sarah
答案
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A.his friends
B.Santa
C.the conductor
D.Sarah
第1题
A.have been
B.has
C.have
D.has been
第2题
A. has been forgotten
B.had been forgotten
C.has been left
D.had been left
第5题
A. has been left
B.had been left
C.has been forgotten
D.had been forgotten
第6题
Has it been warned that all the children in this area ____ stay at their homes until the Flu has been controlled?
A、can
B、will
C、may
D、shall
第8题
A.listens
B.is listening
C.has listened
D.has been listening
第10题
B.who are going
C.who have been going
D.who has been going