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【判断题】
小肽的相对分子质量小于6000时才可能产生苦味。A.
正确
B.
错误
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【单选题】船上自然通风系统的原理是（ ）：I、有船速时才能达到通风；II、无风，无船速时不能达到通风；III、相对船有空气流动即可通风
A.
I、II
B.
II、III
C.
I、III
D.
仅III
【单选题】船上自然通风系统的原理是________。 I.有船速时才能达到通风;II.无风,无船速时不能达到通风;III.相对船有空气流动即可通风。
A.
Ⅰ，Ⅱ
B.
Ⅱ，Ⅲ
C.
Ⅰ，Ⅲ
D.
Ⅲ
【单选题】船上自然通风系统的原理是________。1有船速时才能达到通风;2无风、无船速时不能达到通风;3相对船有空气流动即可通风。
A.
①②③
B.
②③
C.
①③
D.
①②
【简答题】听下面一段材料，回答第1-2题。 1. What does the woman want to do when greeted? A. Go to a conference. B. Get away from the man. C. Continue their last talk. 2. How does the woman feel when asked about the contact d...
【单选题】根据下面材料，回答题。 Development in Newspaper Organization One of the most important developments in newspaper organization during the first part of the twentieth century ____46____, which are known as wire se...
A.
to play an important role in newspaper operations
B.
was the growth of telegraph services
C.
and they usually enjoy great prestige
D.
they are usually operated by a single owner
E.
in order to survive under the pressure of rising costs
F.
owned by a single person or organization
【单选题】船上自然通风系统的原理是（）。 Ⅰ有船速时才能达到通风； Ⅱ无风，无船速时不能达到通风； Ⅲ相对船有空气流动即可通风。
A.
Ⅰ、Ⅱ
B.
Ⅱ、Ⅲ
C.
Ⅰ、Ⅲ
D.
仅Ⅲ
【单选题】听力原文：M: So, Mary, how did you like the film? W: Well, generally speaking, it was very good. The part of the maid was played beautifully, but I thought the man who played the salesman was too dramatic ...
A.
The woman thinks the maid was beautiful.
B.
The woman thinks the salesman exaggerated his part.
C.
The woman thinks the salesman was realistic.
D.
The woman thinks the salesman was not dramatic enough.
【简答题】听对话，回答问题。 1. What is the matter with the woman? A. She has lost her way. B. She has missed the last bus. C. She can't find the subway station. 2. How far is the woman's hotel from here? A. It's 59 mil...
【单选题】船上自然通风系统的原理是：（） ①、有船速时才能达到通风； ②、无风，无船速时不能达到通风； ③、相对船有空气流动时即可通风
A.
①、②
B.
②、③
C.
①、③
D.
仅③
相关题目：
【单选题】船上自然通风系统的原理是________。 I.有船速时才能达到通风;II.无风,无船速时不能达到通风;III.相对船有空气流动即可通风。
A.
Ⅰ，Ⅱ
B.
Ⅱ，Ⅲ
C.
Ⅰ，Ⅲ
D.
Ⅲ
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