When Mark went to Tom after the game, _______.
A. Tom said nothing to Mark.
B. Tom was too angry to talk to Mark.
C. Mark couldn't think of any words to say to Tom.
D. Mark said he didn't want to play against Tom's team again.
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屋面防水设计，高聚物改性沥青防水涂料，用于Ⅳ级防水设防，其厚度不应小于______mm。
A. 1.0
B. 1.5
C. 1.8
D. 2.0
波形瓦、压型钢板檐口挑出的长度不小于______mm。
A. 50
B. 100
C. 150
D. 200
处于冻土层中的混凝土结构，其混凝土抗冻融循环不得少于______次。
A. 100
B. 90
C. 80
D. 70
地下工程防水设汁，潮湿基层宜选用与潮湿基面粘结力大的无机涂料或有机涂料，或采用先涂______类无机涂料而后涂有机涂料的复合涂层。
A. 水泥基
B. 水泥浆
C. 水泥砂浆
D. 防水砂浆
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