能源消费总量核算的基本原则是，一次能源和二次能源不得重复计算。（）

补全对话 

Liu Fang: Hello!

Kate: 1. _____!

Liu Fang: Are you a new student here?

Kate: 2. _____, I am. I'm American.

Liu Fang: What's your 3. _____, please?

Kate: My name is Kate Green.

Liu Fang: Nice to 4. _____ you.

Kate: Nice to meet you, too.

Liu Fang: Do you like our school?

Kate: Yes, I 5. _____ It's big and nice.

Liu Fang: 6. _____ is your Chinese teacher?

Kate: Miss Xue.

Liu Fang: Do you like her?

Kate: Yes, I like 7. _____ very much. 8. _____ is very funny.

Liu Fang; So your favorite 9. _____ is Chinese.

Kate: Yes, you are 10. _____.

（2014年安徽省合肥市高三第三次教学质量检测）31. What the whole nation cares about most at present is ______ the rescue teams could find the missing plane.

A．that

B．if

C．why

D．whether

右图的曲线中，哪一条能科学的反映人体女性生殖器官生长发育的特点

A．a

B．b

C．c

D．d

锅炉按循环方式不同分为哪几类？

卵细胞受精多位于输卵管的（）。

A.漏斗部

B.峡部

C.子宫部

D.壶腹部