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【判断题】
质量相等的丙三醇( C 3 H 8 O 3 )、葡萄糖( C 6 H 12 O 6 )和醇( C 2 H 6 O 2 )分别溶于相同体积的水中作为防冻剂,防冻效果最好的是丙三醇溶液。
A.
正确
B.
错误
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【单选题】I couldn't ______ it ______ —did they want our help or not?
A.
make: for
B.
make; off
C.
make; out
D.
make; up
【单选题】(2014·河南豫北三校高三下学期联考)—May I go and play with Dick this afternoon,Mum? —No,you can’t go out________your work is being done.
A.
before
B.
until
C.
as
D.
the moment
【单选题】读下图,下列说法正确的是
A.
甲处风力侵蚀作用最强烈
B.
乙处由内力作用形成
C.
丙处易发生滑坡现象
D.
丁处是典型的背斜山
【判断题】惠更斯 - 菲涅耳原理是研究光衍射现象的基本原理和理论基础。
A.
正确
B.
错误
【简答题】读图,完成问题。 小题1:下列说法正确的是 A.甲地沿岸有寒流经过 B.乙地河流有凌汛 C.甲位于丙的西南方向 D.丁河沿途景观的变化体现了经度地带分异规律 小题2:四地中,气候成因相同的是 A.甲、丙 B.乙、丙 C.丙、丁 D.甲、乙
【简答题】阅读理解。 It is the last day of May today. It isGrandma's birthday. Father, mother and I go to see her. She lives with my uncle in a village, not toofar away. Early in the morning, we buy a birth-day cake...
【单选题】May I ____________ shopping? [     ]
A.
go
B.
go to
C.
go to the
【简答题】下图为沙尘暴的形成与消亡过程示意图。读图回答下列问题。 小题1:下列说法正确的是 A.甲地的植被覆盖率比乙地高 B.乙地风速小于丙地 C.乙地的海拔高于丙地 D.甲地气压高于乙地 小题2:关于甲乙丙三地的地质作用与形成的地貌的说法正确的是 A.甲地流水侵蚀,易形成沟谷 B.乙地风力搬运,易形成戈壁 C.丙地风力沉积,易形成沙丘 D.三地风力侵蚀,均易形成风蚀蘑菇
【单选题】—I just want to know , Please tell me , how much do you make an hour? —If you know, I make $ 20 an hour
A.
will
B.
shall
C.
must
D.
meed
【单选题】— What should I do if I want to start a club at school? — Mm, just make sure what club you want to start and _____ by your teacher. [     ]
A.
approve it
B.
have it approved
C.
to have it approved
D.
have approved it
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