污水硝化反应的环境条件要求（）。 A.高温 B.充足的有机物含量 C.充足溶解氧 D

2)根据下面一段对话内容，从对话下边方框内的选项中选出能填入空白处的最佳选项，其中两项为多余选项。 A: Oh, hi, Tess! I’m sorry. I’m thinking about something. B. ____(16)____ A. I am. I havea chance to go onatour. B: A tour What kind of tour A- A music tour. ____(17)____. B- Wow! That’s great. They are pretty famous. A- ____(18)____. B: So you’re going to do it A. I don’t know. ____(19)____. B: It sure would! Where will the tour go A: ____(20)____. B: How long is the tour A: Four months. B：OK, wish you a happy travel! A：Thank you!

A．This tour is the chance of lifetime．
B．It goes all over North America and South America．
C．It looks like you’re dreaming about something．
D．You’ll have to quit school and your job at the store．
E．My agent wants me to go on a tour with Art’s Jazz Band．
F．Have you told anyone about this yet
G．It would be a great opportunity!

I would like to go to Beijing _____ Sunday. [ ]

A. at

B. in

C. for

D. on

补写出下列名篇名句中的空缺部分。

（1）既替余以蕙纕兮，_______________。_______________，虽九死其犹未悔。（屈原《离骚》）凡事预则立，_______________。（《礼记·中庸》）黄鹤一去不复返，_______________。晴川历历汉阳树，_______________。（崔颢《黄鹤楼》）

（2）子曰：“知之者不如好之者，_______________。（《论语·雍也》）业精于勤，_______________；行成于思，_______________。（韩愈《进学解》）客亦知夫水与月乎？逝者如斯，_______________；盈虚者如彼，_______________。（苏轼《赤壁赋》）

金属材料在缓慢加热的情况下，由固态开始熔化为液态时温度叫（），单位为℃，反之，由液态凝固成固态时的温度叫做（）。

邢某，患急性胃肠炎来院接受耳针治疗。

根据耳穴治则，应取其与病变脏器相应的耳穴治疗。其与消化道相应部位在（）

A.在耳甲艇

B.在耳甲腔

C.在耳轮脚

D.在对耳屏

E.在耳轮脚周围环形排列