哪位科学家最早开始把温度定量,并发明了温度计()
A、卡文迪许
B、伽利略
C、笛卡尔
D、卡特
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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.
为了纪念下列哪位人物对世界科学文化做出的伟大贡献,1967年,国际天文学家联合会把月球上的一座环形山以他的名字命名 [ ]
A.郦道元
B.张仲景
C.贾思勰
D.祖冲之
最大四位数比最大两位数多出几倍()?
A.99
B.100
C.101
D.102
管线和阀门破裂有哪几种原因?
安全窗窗台的高度不应高出室内地面()m。
A、2.5
B、0.5
C、1.5