问题
单项选择题
在任何情况下，池壁钢筋最大间距不宜超过（）。
A.80MM
B.150MM
C.200MM
D.250MM
答案
参考答案：D
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在任何情况下，池壁钢筋最大间距不宜超过（）。
A.80MM
B.150MM
C.200MM
D.250MM
参考答案：D
| 根据课文内容，完成下列任务。 | ||||||||||
| A. 完成下列表格,每空词数不限. How to ask politely
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| B. 完成下列句子,每空词数不限. 5. It is a very common and necessary activity to _____________. 6. Knowing _____________ is important. 7. We should change _____________we speak when talking with different people. 84. The expressions you use might depend on ___________ you are speaking to or __________ you know them. 9. If you stop a stranger in the street, we might first say "Excuse me. __________" or "I'm sorry to trouble you but," before asking them for help. |