It’s cold here. Please keep the window_________.
你没做过的事,你想试一试,你会说:A.Let me tryB.Let’s go and have a look
想知道这是不是你的房间,应该问:A.Is this your room ? B.What’s this ?
你想知道朋友的妹妹的名字你会说:A.What’s his name ?B.What’s her name ?
我的书包很沉。A.My schoolbag is heavy B.My schoolbag is big
如果你想自己擦黑板,你会说:A.Let me clean the window B.Let me clean the board