题目内容

宜兴善卷洞景区的中属于全国重点文物保护单位的是_____。

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淮扬菜为江苏菜系中覆盖面积最大的地方风菜系中覆盖面积最大的地方风味,其代表名菜有_____、_____、_____。

What is the main idea of the new item?

A. How to use solar energy.
B. An introduction to a renovation.
C. How to live in balance with environment.
D. Cooperation between two countries to solve energy crisis.

液氯特性为()。A.液氯常温下为黄绿色、有强烈刺激性臭味的气体B.其本身不燃,但能助燃C.比空气重约2液氯特性为()。

A. 液氯常温下为黄绿色、有强烈刺激性臭味的气体
B. 其本身不燃,但能助燃
C. 比空气重约2.5倍,在空气中不易扩散
D. 氯气有剧毒,对眼睛和呼吸系统的粘膜有极强的刺激性,在肺中发生淤血和水肿,空气中最高允许浓度为0.002mG/L,超过2.5mG/L人吸入后立即死亡
E. 能溶解于水,但溶解度不大,并随温度升高而减少

According to Louis Seck, the Israeli project______.

A. can rapidly improve the daily lives of the Senegalese people
B. is a big part of developing renewable energy in Senegal
C. will inspire the Senegalese people to use solar power
D. will meet growing demands for electricity

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