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问题 单项选择题

For a ship with longitudinal inclination，an increase in GML causes（）.

A.list to stabilize at an angle of loll

B.trim to stabilize at an angle of loll

C.trim to increase

D.trim to decrease

答案

参考答案：D

听力题

单词拼写（共10小题；每小题1分，满分10分）

小题1:After he _________ (毕业)from Beijing University，he went to Shanghai and began his scientific research.

小题2: __________(下决心) to go abroad, Timmy spent most of his time in taking the IELTS.

小题3:To the great _________(满意) of the boss, all his workers finished their work ahead of time.

小题4:With the world developing fast, people are faced with many problems, particularly the_________(老龄化) problem.

小题5:On _________(平均来说)，boys are smarter in figures than girls.

小题6:Tina was lucky enough to pass her driving test on her second a________ while the others failed.

小题7: I don’t like to live in Harbin because it is f________ cold in winter.

小题8: Such information will be readily a_________ if we surf the Internet.

小题9:There is no doubt that r_________ the school rules is what we students must do for sure.

小题10: In the performance, men should wear suits in office. S_________, women should wear dresses.

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选择题

以等物质的量混合的两种气态烯烃，取其1.0体积充分燃烧，需同温同压下的氧气4.5体

积，这两种烯烃是                           

A．C2H4和C3H6

B．C3H6和C4H8

C．C2H4和C4H8

D．丙烯和苯
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