A.Sitting on her desk.B.Sitting at her desk.C.Standing near her desk.D.Walking on her d
A. Sitting on her desk.
B. Sitting at her desk.
C. Standing near her desk.
D. Walking on her desk.
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Section A
Directions: In this section, there are 10 incomplete sentences. You are required to complete each one by deciding on the most appropriate word or words from the 4 choices marked A , B, C, and D.
Laptops are now so expensive ______ beyond the reach of almost everyone.
A. that be
B. as to be
C. as be
D. as being
A.To ring up the ABC and find out what's on.B.To watch TV because them is a good music
A. To ring up the ABC and find out what's on.
B. To watch TV because them is a good musical on.
C. To read an evening paper and find out what's on.
D. To stay at home because there are no good films.
采用回热循环后,制冷系数()。
A. 一定减少
B. 一定增加
C. 增减与所采用的制冷设备有关
D. 增减与工质有关
在选择机械送风系统的空气加热器时,室外计算参数宜采用()。
A. 夏季通风室外计算温度
B. 冬季通风室外计算温度
C. 采暖室外计算温度
D. 冬季空调室外计算温度