英国一航空公司所有的一架客机，一直抵押给中国一航空公司，后经双方协商，决定该客机的所

根据短文内容和所给的首字母,填入单词

A: Today is Jim's birthday.

B: What does he (1)w__________?

A: A new yellow T-shirt and blue jeans. He (2)l__________ cool.

B: Are there any drinks, food and (3)f__________ on the table?

A: Yes, of course. They are delicious.

B: Do his friends give many (4)p__________ to her?

A: Yes. There's chocolate, (5)c__________ books, CDs and many other things.

B: I think Jim is very (6)h__________ to get them.

A: Certainly, and everyone (7)e__________ the party. They (8)t__________ about interesting

films. At last, they walk to Jim and (9)s__________ " Happy birthday" to her. Jim

and his friends have a (10)g__________ time.

浮式沉井底节应做（）实验。

下列属于影响企业经营风险的因素有( )。

A．产品需求

B．产品售价

C．产品成本

D．调整价格的能力

E．固定成本的比重

粘性土。

机采血小板1个治疗量应含血小板数。（）

A.含血小板数≥2.2×10¹⁰。

B.含血小板数≥2.5×10¹⁰。

C.含血小板数≥2.5×10¹¹。

D.含血小板数≥2.2×10¹¹。