皮皮学，免费搜题
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搜题
【单选题】
To use the machine, first the correct coins, then select the drink you want and press the button.A.
cut
B.
evolve
C.
insert
D.
postpone
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皮皮学刷刷变学霸
举一反三
【简答题】Make a 5-min speech on the following topic. Suppose, as a freshman, you are expected to give a speech to your teachers and classmates. You can follow the outline given below. Part I Opening part of t...
【单选题】当腹筋配置适当时或无腹筋梁剪跨比大致在1
A.
斜拉破坏
B.
剪压破坏
C.
斜压破坏
【单选题】In China students greet the teachers when classes begin.
A.
are suppose to
B.
are supposed to
C.
suppose
D.
supposed to
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