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【单选题】
By no means should we ____ those who are less lucky in life than we are.A.
look in
B.
look down on
C.
look into
D.
look after
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举一反三
【单选题】What should the children do to ensure the possession of their sites?
A.
Frequently change their passwords of online accounts.
B.
Put their photos online frequently and randomly.
C.
Guarantee the decency of language on their sites.
D.
Use their real full name for their online account.
【简答题】世界上第一部彩色动画片,也是第一部获得奥斯卡动画短片奖的影片是 。
【单选题】What should the children do to ensure the possession of their sites?
A.
Frequently change their passwords of online accounts.
B.
Put their photos online frequently and randomly.
C.
Guarantee the decency of language on their sites.
D.
Use their read full name for their online account.
【简答题】世界上第一部彩色动画片是
【单选题】Before a magnetic compass is adjusted certain correctors must be checked to ensure that they are free of permanent magnetism．These correctors are the ______．
A.
Fore-and-aft and athwartships magnets
B.
Dip needle and heeling magnet
C.
Heeling magnet and Flinders bar
D.
Flinders bar and quadrantal spheres
【单选题】Vessels should be manned ________duly qualified offcers and crew adequate________ensure the safety of navigation.
A.
by/to
B.
with/to
C.
with/for
D.
from/for
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