题目内容

二类预制构件分类。

查看答案

搜索结果不匹配？点我反馈

更多问题

Ethical principles are generally thought to be______.

A. explicitly clear
B. implicitly vague
C. certain but non-rational
D. relative but not subjective

对普通混凝土用石子的质量要求应当包括（）。

—What courses are you going to have next semester？ —I dont know. But its about time______on something.

A. I"d decide
B. I decided
C. I decide
D. I"m deciding

Write an easy of 160 -200 words based on the following drawing. In your essay, you should 1)describe the drawing briefly, 2)explain its intended meaning, and 3)give your comments. You should write neatly on ANSWER SHEET 2.(20 points)