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参考解析：
刷刷题刷刷变学霸
举一反三
【单选题】Shall we _____________ the Palace Museum next week?
A.
go on a trip
B.
go a trip to
C.
go on a trip to
D.
go on a trip of
【单选题】--- Shall we ________John to help us with the project?--- I don’t think it’s a good idea．He has too much work to do.--- Shall we ________John to help us with the project?--- I don’t think it’s a good ...
A.
have
B.
make
C.
ask
D.
let
【单选题】Tom _____ his pen pal last Saturday.[ ]
A.
visited
B.
was visiting
C.
visits
D.
is visiting
【单选题】I find it difficult ________.[ ]
A.
to mend this watch
B.
this watch to mend
C.
mend this watch
D.
this watch mended
【单选题】—Who is the young man in the air force uniform in the picture?— My brother. He has _____ the army for two years. [ ]
A.
joined
B.
left
C.
been in
D.
come to
【单选题】In spring, we can often hear some birds_______ in our school.
A.
singing
B.
sing
C.
to sing
D.
sings
【单选题】-- Are these _______ all from No．2 Middle School? -- Yes．They often _________ their free time to help the old here.-- Are these _______ all from No. 2 Middle School? -- Yes. They often _________ their...
A.
volunteers; volunteers
B.
volunteer; volunteers
C.
volunteers; volunteer
D.
volunteer; volunteer
【单选题】Would you mind _______ slowly? I can't follow you. [ ]
A.
speak
B.
to speak
C.
spoken
D.
speaking