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【单选题】
实验室空气消毒常用的方法是A.
紫外线照射
B.
Q射线照射
C.
B射线照射
D.
7射线照射
E.
X射线照射
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举一反三
【简答题】Listen to a talk and complete the table below. Write the appropriate letters A-G against Questions 1-8. Places: Main Gymnasium Squash and Racquetball Fitness and Weight Room Multi-purpose Room Gym Equ...
【简答题】A．One is safe if he is very careful. B．Hi-tech safety equipment ensures one's safety. C．A lot of people do rock-climbing and they are OK. D．There are no erous places nearby to do rock-climbing.
【单选题】I couldn’t afford the ticket, so I had to watch the __________TV broadcast of Sun Nan’s concert at home.
A.
lively
B.
live
C.
alive
D.
living
【单选题】Nuclear energy is an efficient and convenient substitute for conventional forms of energy which were found in special geographical locations. Large amounts of 【B1】______ and effort are required to 【B2...
A.
capital
B.
incentive
C.
interest
D.
currency
【简答题】Listen to the passage and fill in the missing words: Exercise 2: Blank filling. 1. The cost of the hardware and computer software program is 1)___________ . 2. Kyra Constam of Blue Goji says the virtu...
【单选题】I study hard ________ I may not fail in the examinations. [ ]
A.
so as to
B.
in order to
C.
in order
D.
so that
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