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【单选题】
In spring, we can often hear some birds_______ in our school.
A.
singing
B.
sing
C.
to sing
D.
sings
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参考解析：
刷刷题刷刷变学霸
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【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
【单选题】Don’t throw away the waste paper．It needs so that it can be reused．
A.
to destroy
B.
destroying
C.
to collect
D.
collecting
【单选题】The doctor_____ after he_____ the patient.[ ]
A.
looked worrying; looked over
B.
seemed like worried; looked after
C.
looks worried; look after
D.
seemed worried; looked over
【单选题】— Excuse me, may I borrow your Chinese-English dictionary?— OK, here you are．But you can it for only two days．— Excuse me, may I borrow your Chinese-English dictionary?— OK, here you are. But you cani...
A.
borrow
B.
lend
C.
return
D.
keep
【单选题】—Hey! Don’t you remember me?—Wow! Mary? You _______ curly hair. But now you have straight hair.
A.
used to have
B.
were used to have
C.
are used to having
【单选题】—How much is it if you ______ 5 ______ 20?— The answer is 100. [ ]
A.
add, and
B.
subtract, from
C.
multiply, by
D.
divide, by