The floor does not look so bad when ________ (sweep) clean. 

简析小说《百合花》的艺术特点。

Some molecules are large enough ________ (see) under the electronic microscope.

简析诗歌《有的人》的艺术特点。

We were busy ________ (get) things ready for the trial production when he phoned us.

A beam of light will not bend round corners unless ________ (make) to do so with the help of a reflecting device

话剧《陈毅市长》使用的艺术手法有（）

Night ________ (fall), we hurried home.

I wonder if he could get it ________ (do) before tomorrow.

杂文《 ( 圣经 ) 拟作》是对《圣经》隐喻式的改写，其中文士和法利赛人的言行使人联想起“文革”时期的情形有（）