低温热水地板辐射采暖系统水压试验的时间为（）。A.浇灌混凝土填

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问题多项选择题

低温热水地板辐射采暖系统水压试验的时间为（）。

A.浇灌混凝土填充层之前

B.浇灌混凝土填充层之后

C.混凝土填充层养护期满之前

D.混凝土填充层养护期满之后

答案

参考答案：A, D

翻译题

词汇运用

1．How many ________(竞争者) from how many countries ________(进行比赛)?

2．I heard that the reception was ________(举办) by the Prime Minister.

3．He is now ________(采访) Lili,a Chinese girl.

4．He finally ________(承认作弊) in the exam.

5．Teachers will never ________(取代) by computers in the classroom.

6．The new law only ________(和……有关) marriage.

7．We have only two periods of ________(体育课)．

8．Now you are asked to make a poster to ________(为……登广告) a sporting event.

9．Even though I tried hard,I finally failed to ________(遵守我的诺言)．

单项选择题

破伤风病是通过（）感染的。

A、消化道

B、创伤

C、呼吸道

D、交媾