小隐静脉起于足背静脉弓（）最后注入（）。

I see you got a “D” in biology. _______ ?

—Well. I found that subject hard. I think I will drop it for history.

A．How about that

B．What for

C．How come

D．What’s your next plan

根据下面所设情景，选择恰当的选项。

1. 当你想问别人邮局在哪里时，应说：[ ]

A. What is the post office?

B. Is this a post office?

C. Do you know where the post office is?

2. 当你想问那张贺卡多少钱时，应说：[ ]

A. How much is the card?

B. How is the card?

C. How old is the card?

3. 当你想问对方是否会照相时，应说：[ ]

A. May I take your picture?

B. Can you take a picture?

C. Can you help me to take a picture?

4. 当你想问发生了什么事时，应说：[ ]

A. What happening?

B. What is happen?

C. What happened?

5. 当你想问火车站是否有许多人时，应说： [ ]

A. How many people are there in the train station?

B. Are there many people in the train station?

C. Does the train station have many people?

环境保护方面的相关法律法规不包括( )。

A．《危险化学品安全管理条例》

B．《环境影响评价法》

C．《大气污染防治法》

D．《清洁生产促进法》

患者处于何种状态，超声检查容易发现精索静脉曲张（）。

A.平卧位

B.立位

C.平静呼吸

D.深呼吸

E.半坐位

委托加工物资