上市公司应向国务院证券监督管理机构和证券交易所报送的年度报告中，不必包括的内容是：A

阅读下面的短文，按要求选择正确答案。

      It's nine o'clock in the morning. The family is at home. Jim's father is sitting in a chair. He's watching TV.

Jim's mother is standing near the window. She's giving some food to a bird, Polly. Polly says, " Thanks!

Thanks! " Where's Jim? Oh! He's behind the door. Kate, Jim's sister, is looking for him. They are playing

games. They have no homework on Sunday evening.

1. There are _____________ people in the family.

A. three

B. four

C. five

D. six

2. Who is watching TV in a chair?

A. Jim.

B. Jim's mother.

C. Jim's father.

D. Jim's sister.

3. Jim and Kate are _____________.

A. good friends

B. two girls

C. two boys

D. brother and sister

4. The children _____________ doing their homework.

A. aren't

B. isn't

C. don't

D. not

5. What's Kate doing?

A. She's doing her homework.

B. She's standing near the window.

C. She's looking for a pen.

D. She's playing games.

设直角三角形三边为3x+3y，4x，4y，其中x，y为正数，则周长为斜边的______倍．

肺结核大咯血，血容量不足时，以上哪种药物慎用（）。

A.迅止

B.垂体后叶素

C.血凝酶

D.奥曲肽

E.酚妥拉明

妊娠几周后妊娠囊消失（）

A.6周

B.7～8周

C.9～10周

D.11～13周

E.16周

增塑剂的意义。