根据《避碰规则》2001年修正案的规定，船舶一词系指用作或能够用作水上运输工具的各类

小品散文

根据对话内容，在空白处填写恰当的单词，使对话完整、通顺。

A: What do people usually do on Chinese New Year, Lingling?

B: Well, most people buy (1)     and give them to others.

A: That's great. I love getting presents. Can I (2)      the present I receive right at the time?

B: I'm afraid you must wait! In China, you are not (3)     to open the present at once. You must wait and open it (4)      . And you must receive it with both hands.

A: Really? That's interesting. (5)     in Britain, we can use one hand to receive the present. Thanks for telling me so much.

B: My pleasure.

金属油罐施工中的充气升顶属于（）法。

A．倒装

B．机械正装

C．卷装

D．水浮正装

下列哪个药物最容易引起喉痉挛（）

A.异丙酚

B.依托咪酯

C.咪达唑仑

D.硫喷妥钠

E.地西泮

动脉导管未闭伴梗阻性肺动脉高压：（）

A.反复发生肺炎，心力衰竭

B.出现左上肢及下肢青紫

C.出现右上肢及口唇青紫

D.可试用消炎痛治疗

E.右心导管检查，心导管常可进入升主动脉