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【单选题】
---Have you heard of Earth Day?
--- Yes, We have only one Earth．We have no choice but ________ it.
---Have you heard of Earth Day?
--- Yes, We have only one Earth. We have no choice but ________ it.
A.
protect
B.
protected
C.
protecting
D.
to protect
举报
参考答案：
参考解析：
刷刷题刷刷变学霸
举一反三
【单选题】A moment, please. I'm checking if Mr. Smith _______ free tomorrow.[ ]
A.
is
B.
being
C.
to be
D.
will be
【单选题】After ________ his right arm, he keep on ________ with his left arm.
A.
lose; write
B.
losing; writing
C.
losing; write
D.
lose; writing
【单选题】He wants to an English language club. [ ]
A.
take part
B.
take part in
C.
join
D.
join on
【单选题】Some of the children _____ under the big tree.[ ]
A.
are singing
B.
are sing
C.
singing
D.
is singing
【单选题】Mrs Zhang is all her time and energy being a mum right now.
A.
devote; on
B.
devoting; on
C.
devote; to
D.
devoting; to
【单选题】—Oh, I've left my schoolbag in my classroom. —Don't worry. I'll _____ it for you. [ ]
A.
bring
B.
get
C.
take
D.
carry
【单选题】—_____ do you want to join the mu sic club? —BecauseI like singing.[ ]
A.
Why
B.
Which
C.
What
D.
When