"It's snowing in the mountains"中mountain为什么要加s

It's snowing in Canada It's snowing heavily at the airport. It's snowing in the mountains中mountain为什么要加s It's snowing and cold;so there aren't____ people in the street.(some) It's snowing now.We can go out ___(play) in the snow. What's the weather like in chongqing?A.It's snowing B.It's snow.请问选哪个? it`s snowing o____ It often ( ) in Moscow and now it's ( ).A.snowing;snow B.snows;snowing C.snowy;snow D.snowy;snowing It is snow in Moscow,It's snowing.大哥大姐 It’s snowing heavily in Shenyang now.这里的snowing是什么词性?heavily修饰动名词吗? It's snowing .The ground is c( ) with snow “It’s snowing heavy at the airport.改正这句话. –How is the weather in Harbin?--It’s _________.A.snow B.snowing C.snows D.to snow It's-snowing.中文意思 It's snowing heavily .就画线部分提问 (snowing heavily)( ） the weather?or( )the weather( 要开学了 It was snowing heavily outside.The teacher had the students _______ (stay) in the classroom. it often in winter in the north of chinaa snowb snowsc is snowing It's snowing=It's~也就是说It's snowing 的同义句