问题
不定项选择题
对于平衡体系xA(气)+yB(固)
mC(气)+nD(气)，其它条件不变，增大压强，C的百分含量减少，则明下列关系中正确的是[ ]
A．
B．
C．
D．
答案
答案：C
搜题请搜索小程序“爱下问搜题”
对于平衡体系xA(气)+yB(固)mC(气)+nD(气)，其它条件不变，增大压强，C的百分含量减少，则明下列关系中正确的是[ ]
A．
B．
C．
D．
答案：C
| 完形填空 | ||||
| Game Anyone Can Play The most unhappy people live in their own little worlds of loneliness. They do very little for others and 1 have much fun. I heard of one man who was considered by the townspeople to be both 2 and simple. His simplicity earned him the reputation of a miser (守财奴). When he died, everyone 3 to find a lot of money in his home. But all they found were some 4 . It came out that he had used most of his money to help 5 needy young students through college. And the coins filled his 6 as he walked down the busy streets looking for 7 whose parking meters (停车收费计) had run out. When he found one, he 8 drop in a coin. One of his neighbors commented, "That explains why he looked so 9 !" Of course! People who are willing to 10 others will always be happy. When I lived in Denver. I decided to do the 11 thing. So whenever I parked on a busy 12 I noticed the parking meters around me. If one was running out, I Would put in a coin. Then I learned something 13 . It is illegal to do that in Denver! Once I learned that I was breaking the law, I quit looking for meters to feed. And I 14 an extra bit of joy. I have moved 15 from Denver now and I just might go back to feed an expired (到期的) meter from time to time. I don't know how the city government feels about my little 16 to drivers, but I do know how it feels to be unavoidably late 17 to a parked car, and worrying about whether the meter has run out. And if I have to look over my shoulder 18 I deposit a coin, then somehow I think that may be more fun! It can be a game: do something 19 and don't get caught! Everyone is allowed to 20 . | ||||
|