To surf the net for 20 hours 是单数还是复数?怎么区分

To surf the net for 20 hours 是单数还是复数?怎么区分 want,surf,the Net,to,do,you?怎样连成一个句子 we shall surf the net next sunday 对surf the net 提问 Many youngsters now surf the net because it is the thing to do.怎么翻译?尤其是后半句,大谢 surf the Net里的N为什么用大写? surf the Net这里的N一定要大写吗? how often does your uncle surf the net? It's quite exciting ( ) me ( ) the Internet a. for surf b.for to surf c.for for surf d. of to surf（1）It's quite exciting ( ) me ( ) the Interneta. for surfb.for to surfc.for for surfd. of to surf （2）You'd better ( ) in the dictionary when surf the Net 那个Net的N是否一定要大写?如题. e.g:they/read books/no---Are they going to read books?No,they aren't.your/dad/surf the net/yes The bar chart below shows the different purposes males and females surf the Internet for.这句话后面可不可以换成purpose of different genders to surf the Internet. If you surf the Internet ,more information will be a______ for you to get. if you want to ask for more,please surf the Internet这句话对吗? But is it good for us to surf the Internet?用法对么? The boy ( )surf the Net A.isn't B.doesn't C.don't How to surf the Internet safely? Do you often surf the Net?回答4到5句即可. How often do you surf the Net every in weekend怎样回答