喷射混凝土胶凝材料用量不宜小于()kg/m3
参考答案:400
蚯蚓的运动方式是( )
A.奔跑
B.蠕动
C.行走
D.飞行
书面表达
你一定到过不少地方去旅游吧,请根据下面的问题,写一篇文章,介绍一下你曾经去过的地方。词数不少于80。
1. Have you been to. . . ?
2. When did you go there?
3. How did you go?
4. What did you do there?
5. How do you like it?