单词拼写。

1. My son doesn't do well in his lessons, so I have to call in a t____ to help him with his lessons at home.

2. The girl was so moved that she looked at me with t____ in her eyes. 

3. She is always ready to find f____ with others, which makes others unhappy.

4. Now winter is coming, but some people still have no s____ to keep themselves from cold.

5. Mike is interested in a____ and hopes to become an astronomer when he grows up.

6. She is not only a famous scientist in the world, but also a _____ (有天赋的) painter.

7. He gave a detailed _____ (描写;叙述) of what he had seen in the mountain. 

8. Her parents are proud of her _____ (学术的)achievements. 

9. I'm sure I don't _____ (应得)so much praise.

10. We must accept the _____ (可能性)that we might be wrong.

拦标价是招标人采购工程能够接受的（）

A、加权平均值；

B、平均值；

C、期望值；

D、最高极限