【判断题】递归表现为自己调用自己,递推则没有这样的形式。
【简答题】阅读理解。 Betty is a lazy girl. She doesn't study very hard, and she doesn't help her mother with housework, either. 'What are you going to be when you grow up, Betty?' mother asks.' You are too lazy. No ...
【简答题】设水的体积压缩系数为 m2/N。当水所受压强等温增加 时,其密度将增加 。
【判断题】全球视频监控安防领域,目前被美国、德国少数欧美企业垄断,是典型的高科技行业。
【单选题】设水的体积压缩系数 =5 × 10 -10 m 2 /N 。当水所受压强等温增加 2 × 10 7 Pa 时,其密度将增加( )
【判断题】全球视频监控安防领域,目前被美国、德国少数欧美企业垄断,是典型的高科技行业。
【单选题】She ______ television. I don't know why she doesn't do something more active.
C.
has always been watching
【单选题】Yes, I know Emily doesn't go out much, but you can hardly blame her. She doesn't go out because she wants to study.
A.
A causal statement is used as a premise.
B.
A causal statement is used as a conclusion.
C.
A causal statement stands by itself as an unsupported claim.
【单选题】I know, she doesn't have any sisters.
【单选题】设水的体积压缩系数 ,当水所受压强等温增加2×10 7 Pa时,其密度将增加()