My mother limited us ( ) one cake each for dinner.
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There’s no supermarket in the ( )area.
A. immediate
B. temporary
C. recent
D. brief
They put ( )a tent and slept in it.
A. in
B. up
C. to
D. off
When he woke up, he found himself ( )_ the hospital.
A. out
B. on
C. in
D. for
线路设备维修应贯彻“预防为主、防治结合、修养并重、严检慎修”的()。
A. 道理
B. 目标
C. 原则
D. 标准