小题1:I met five          (德国人) in the street last week.

小题2:I lost my history book on          (星期一).

小题3:After a week, the poor boy          (痊愈) from the bad cold at last.

小题4:The snow is very ___________(疏松的)and there is a lot of air in it.

小题5:We can _______(交流)with people in most parts of the world by telephone.

小题6:I feel a little dull in the room ,so I want to go ______ (户外) to breath some fresh air.

小题7:Air pollution is one of the problems that we can’t afford to _______(忽视).

小题8:He has a very large __________(词汇量).

小题9:We must pay attention to what young people are ______ (实际上) doing.

小题10:Many support the former idea, but I am for the _________(后者).

“只有当过水断面上各点的实际流速均相等时，水流才是均匀流”，该说法是否正确？为什么？