项目业主是指项目在法律意义上的所有人，是指各投资主体依据一定的法律关系组成的()。A

单词拼写（共10小题，满分5分）

1. I don’t mind a_____ to others if I make a mistake.

2. We classmates visited our beloved teacher on hearing his a___ in the capital city.

3. We all a________ her for the way she saved the children from the fire.

4. It’s important to keep the b_______ of nature.

5. If you don’t understand the meaning of a word ,you can c________the dictionary.

6. Xiao Wang felt frustrated that a lot of c_____ went to a newly-opened small restaurant.

7. Nowadays lots of young people want financial _____________（独立）。

8. She _________（哭泣;流泪）when she heard the bad news.

9. It is _________（显而易见的）that even if we can save much energy, we can only delay the energy crisis.

10. He’ll never be__________（原谅）for what he has done .

外汇是指 [ ]

A．外国货币

B．美元、日元等世界货币

C．用外币表示的用于国际间结算的支付手段

D．用外币表示的用于国际间结算的流通手段

与克山病病因有关的元素是（）

A.铜

B.钼

C.铬

D.锰

E.硒

起重机的工作额定起重量应不小于( )t。

A．0.5

B．1

C．1.5

D．2

λ噬菌体的溶源途径建立之后，cⅠ基因从P_RE开始转录，通过cⅠ蛋白对其自身的调控作用，使其维持溶源状态。 ( )