A:are; funs
B:is; fun
C:are; fun
D:is; funs
气体的溶解度与气体性质、溶剂有关,还与外界条件有关.“打开汽水瓶盖,汽水会自动喷出来”这种现象与下列外界条件存在主要关系的是( )
We arrived at the station too early and had ___________ to go, so we sat there and chatted with each other.
下列各句中,没有语病、句意明确的一项是( )