对火灾初期有阴燃阶段，产生大量的烟和少量的热，很少或没有火焰辐射的场所，应选择( )探测器。
A．感温 B．感烟 C．感光 D．火焰
参考答案：B
-The dinner was delicious!
-I agree. I am so full.-That's too bad. But some dessert________.[ ]
A．has ordered
B．will be ordered
C．has been ordered
D．was going to be ordered
实木地板面层外观质量应采用（）方法检验。
A.观察
B.敲击
C.手模
D.脚踩
E.试验
