请填:Sam:Mum.a dag is very useful.It can（）us.

请填:Sam:Mum.a dag is very useful.It can（）us. Sam:Mum,a dog is wery usefui.It can( )us.Amy:Yes.It can( ).S 英语.短文填空. a lift is very useful.It looks l（） a sam 1.the internet is very useful ,it can p_____ us with the las The Intemet is very useful.We can get a lot of ____ from it. Internet is very useful.We can get a lot of i_____ form it. （2）It,s useful to keep a d( 填空 ).It can help us to remember the internet is very useful.we can use it( )english 英语/定语从句问题：The internet is a very useful invention for us,（ ） Chinese is very useful for us (用soon改写） It is sunng dag I am very happy It is a very useful dictionary.改感叹句 要两种形式