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【单选题】
绕结普通砖的质量等级是根据（）划分的。A.
强度等级和风化性能
B.
尺寸偏差和外观质量
C.
石灰爆裂和
D.
（A+B+C）
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反馈参考答案：
举一反三
【判断题】现场管理遵循原则有即整理(Seiri)、整顿(Seiton)、清扫(Seiso)、清洁(Seike)、素养(Shitsuke)、安全(safety)
A.
正确
B.
错误
【简答题】Because of the effects of weather, the rock has an ______ (regular) suce.
【单选题】Why are there so many people getting a cold?
A.
Because the weather has changed suddenly.
B.
Because one of the students has got a bad cold.
C.
Because it has rained for several days.
【单选题】—What is the weather like this summer here? —There very little rain. [ ]
A.
has
B.
has been
C.
are
D.
have been
【单选题】________is often the case, the weather has turned out well as expected.
A.
Which
B.
When
C.
What
D.
As
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