Some ___（鱼） are swimming in the water.这里的fish需要变成复数吗?还是说fish和people一样是集合名词?

Look!There are some old people ___(swim)in the sea.填空详解谢谢 完型填空练习 All over the world people swim for fun.Swimming is enjoyed by people of all ages,from the very young to the very old.There are many places ___1 ___ people t swim.Some people swim in lakes,rivers and seas.____ 2 ___ swim in swimming there are some boys ----(swim) in the pool写出原因 there are some boys( )(swim)in the river Here are some friends of Jane's.（改为同义句）—＞Here are some ___ ___. there are some pencil on the desk.(some pencil部分提问）.___ ____on the desk? They are showing some picture ___ us. We are going to have lots of fun ___(hike) and ___(swim) . are you going to （swim） this afternoon?swim可用“have a swim代替吗? Are you good at （swim） ___里填什么 They ___(read) some books last Sanday.Would you like to come ___(swim)with me?We are ___(be) visit the farm next Sunday.--___do you call you father 's sister?--I call her aunt.What___he___every day?Could you ___me the way to the satio these are some video tapes in the drawer.(变为一般疑问句）___ ___ __video tapes in the drawer? Dick is____（tall）of the three boysThere are some ___(different)between the two things boats are ___ the lake and we swim ____ the lake 1.Look!the children are ___(swim) in the river 2.Mr green usually ___(go) to work on abus 句型转换There are some students.They are playing games happily.There are___ ___ ___students ___games happily.（同义句） swim when you are Some ___（鱼） are swimming in the water.这里的fish需要变成复数吗?还是说fish和people一样是集合名词?