去年6月下旬天气奇热,但人民大学的师生却无法利用学校游泳池消暑,因为人大游泳池要到暑期才开放,而暑期则开始于?月上旬。因此,今后为了避免这一问题,人大校方应该把游泳池开放的时间定在从6月下旬开始。上述论证预设了以下哪项?
Ⅰ.去年6月下旬的炎热天气对于每年同期的气候来说是很典型的。
Ⅱ.6月下旬人大游泳池实际已具备了开放的条件。
Ⅲ.游泳是消暑的最好形式。
A. 仅Ⅰ和Ⅲ。
B. 仅Ⅱ和Ⅲ。
C. 仅Ⅰ和Ⅱ。
D. Ⅰ、Ⅱ和Ⅲ。
查看答案
A.4B.8C.12D.20
A. 4
B. 8
C. 12
D. 20
听力原文:M: Maggie! Haven't seen you for long! Where have you been these days?
F: I've been to Hong Kong for a few days.
M: Oh, have you been there on business?
F: No. actually I've been there for a break with my boyfriend.
M: Really? I guess you must have had a wonderful time ?
F: Yes, indeed. Hong Kong is such a lovely city, and it has got so much to see and do. We got up early and went to bed late, it was rather tiring.
M: What was the first thing on your list?
F: Ocean Park. It was so much fun! We saw a lot of sharks and dolphins; they were so very cute when they were giving performances.
Besides, the tropical fishes are just fantastic. I have even decided to keep some fish at my place.
M: Sounds interesting. Have you been to the Peak?
F: Yes, of course. We took the Peak Tram there and we enjoyed a superb view of the whole Hong Kong, including the famous Bank of China Building.
M: Did you take an photos?
F: Yes.
M: That would be great! Can I take a look at the photos?
F: Of course. Tomorrow I can take the photos to your office.
M: Thanks!
F: It' s ok.
Why did the woman go to Hong Kong?
A. On business.
B. On holiday.
C. Visiting friends.
D. Taking pictures.
按子项目分解编制费用计划时,首先要把项目总费用分解到()中。
A. 分项工程和单位工程
B. 分部工程和单项工程
C. 分部工程和分项工程
D. 单项工程和单位工程
“重症肌无力”患者,肌注甲基硫酸新斯的明0.5~1mg,其症状明显减轻并可持续多长()