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【单选题】
Our offer is as_____A.
follow
B.
followed
C.
following
D.
follows
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参考解析：
知识点：
皮皮学刷刷变学霸
举一反三
【单选题】Why can't you see light when you look at a black hole?
A.
Because most black holes are so far away.
B.
Because the gravity of a black hole is so strong that it sucks? the light inward.
C.
Because as the star's gases burn, it stops giving off heat and light.
D.
Because as a star cools, its outer layers pull in toward its center.
【单选题】—Look，the light in Jim’s room is still on. Do you know______? —To study for the coming exam, maybe.
A.
if he works hard
B.
why is he so busy
C.
why he stays up so late
D.
when he will stop working
【简答题】酶水平的调节包括 、 和 。其中最灵敏的调节方式是 。
【单选题】You look light-hearted. Nothing seems ______ to you.
A.
to happen
B.
to have been happened
C.
to have happened
D.
to be happened
【简答题】How many reasons does the writer list to thank competition?
【简答题】You look
light-hearted. Nothing seems _____ to you.A. to happen B. to have been happened C. to have
happened D. to be happened
【简答题】How many reasons the integrated approach was well receive by the students?
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