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题目内容
（请给出正确答案）
A.面层采用的碎石其不发火性必须合格
B.砂应质地坚硬、表面粗糙，其粒径宜为0．15～5mm，含泥量不应大于3％，有机物含量不应大于0．5％
C.水泥应采用硅酸盐水泥、普通硅酸盐水泥
D.面层分格的嵌条应采用不发生火花的材料配制
E.配制后由监理检查，不得混入金属或其他易发生火花的杂质
更多“关于不发火（防爆的)面层铺设的说法，正确的有（）。 A.面层采用的碎石其不发火性必须合格”相关的问题
第2题
She ______ be ill because I saw her playing basketball just now.
A．can't
B．couldn't
C．mustn't
D．wouldn't
第3题
She ______ be ill because I saw her playing basketball just now.
A．can't
B．couldn't
C．mustn't
D．wouldn't
第4题
B：So did I．
A．I saw her last Sunday on the street．
B．I saw her on the street last Sunday．
C．On the street I saw her last Sunday．
D．Last Sunday on the street I saw her．
第5题
A： ______ ．
B：So did I．
A．I saw her last Sunday on the street．
B．I saw her on the street last Sunday．
C．On the street I saw her last Sunday．
D．Last Sunday on the street I saw her．
第6题
When I said goodbye to her, she ________ the door.
A) saw me at
B) set me off
C) sent me to
D) showed me to
第7题
When I saw Jane, I stopped and smiled, but she ______ me and walked on.
A．refused
B．denied
C．ignored
D．missed
第8题
I saw Jane dancing at Mary ’s birthday party and on that _____ she was really excellent.
A.condition
B.occasion
C.position
D.situation
第9题
When I saw her facial ______ I knew she was angry.
A．appearance
B．expression
C．looking
D．feeling
第10题
Miss Jane went to stand behind the big table when she saw her own shoes, because ______.
A．standing there she can teach well
B．she usually stands there when the students read after her
C．her shoes were not a pair
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