【单选题】() can help kill germs that could lead to disease.
【单选题】硫酸阿托品是几分子阿托品与一份子硫酸与一份子水形成的盐
【单选题】This medicine can help kill the _____.
【简答题】A.It can kill people. B.it can damage forests and plants. C.It can make it difficult to breathe. D.It can damage steel and concrete.
【多选题】若地基为( )时,可采用砾石、碎石、矿渣或灰土等质量较好的材料换填,以扩大基底压力。
【单选题】—Do you think playing cards is beneficial to our study? —No,if ________,it can help us kill time when we have nothing to do.