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【多选题】
下列关于防火材料的相关说法中，正确的是（）。A.
岩棉板对人体有害，应尽量避免与皮肤直接接触
B.
钢结构防火涂料在用于室外时，应使用水性防火涂料
C.
防火包主要用于各类电缆贯穿孔洞的防火封堵
D.
防火胶泥可应用在建筑管道的防火封堵工程中
E.
A级不燃材料多用做钢结构的耐火保护被覆材料
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【简答题】There has been a lot of ________ on that cliff. Those houses are probably going to slide down into the sea soon!
【单选题】The ground has been cleared and houses for those homeless people now.
A.
build
B.
have built
C.
are built
D.
are being built
【简答题】As we walk through the Hutongs, you may find most of them look almost ( ) with gray-colored walls and bricks. Actually inside those walls are the courtyard houses, where people live.
【单选题】Those houses are sold at such a low price _________ people expected.
A.
like
B.
that
C.
as
D.
which
【简答题】They are tearing _____ those old houses to put up a new office building.
【单选题】Houses in the country are ____ than those in the city.
A.
much less expensive
B.
more expensive
C.
much more cheaper
D.
more cheaper
【单选题】细菌染色的基本程序为
A.
涂片-染色-干燥-固定
B.
涂片-染色-固定-干燥
C.
涂片-干燥-固定-染色
D.
涂片-固定-染色-干燥
E.
涂片-固定-干燥-染色
【简答题】Complete the following sentences by choosing the correct word from those given in brackets. 35. Old houses are often more comfortable than modern (one, ones, one's)
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