According to the passage, the role of the flow restriction in a heat pump is to ________.
A. measure accurately the flow rate o the refrigerant mass at that point
B. compress and heat the refrigerant vapor
C. bring about the evaporation and cooling of refrigerant
D. exchange heat between the refrigerant and the air at that point
查看答案
Charles would quit his job to ________ more respectable employment.
A. take up
B. take to
C. take into
D. take over
下列不合法的main函数命令行参数的表示形式是 ______ 。
A. main(int a,char * c[])；
B. main(ac,av)int arc；char * * av；
C. main(c,v)int c；char * v[]；
D. main(argc，argv)int argc；char argv[]；
以下所列的各函数首部中，正确的是 ______ 。
A. void play(var a：Integer,var b：Integer)
B. void play(int a,b)
C. void play(int a,intb)
D. Sub play(a as integer,b as integer)
According to Professor Jellison, a "white lie" appears to be a lie ________.
A. that is told to mean the opposite
B. that a liar tells unconsciously
C. that the teller tends to profit or gain some advantage from it
D. told unmaliciously to avoid offending people
微信支付 
支付宝支付