用所给词的适当形式填空。

1. Could you please ________ (take) these things to my room?

2. Do you mind my ________ (sit) here?

3. I love sunglasses because they are the ________ (cool) things.

4. Can you read ________ (today) newspaper?

5. You can choose one from the ________ (scarf).  

有关可乐定的描述，哪项是正确的（）

A.β受体激动药

B.抑制生长激素的释放

C.可椎管内给药，用于术后镇痛

D.其镇痛机制与阿片类似

E.不易透过血－脑脊液屏障