点击免费领取中考核心考点资料！

31 be busy doing sth忙于做什么事be busy with sth忙于……

32 be careful当心;小心

33 be different from……和什么不一样

34 be famous for以……著名

35 be friendly to sb对某人友好

36 be from = come from来自eg：He is from Bejing He comes from Bejing Is he from Bejing ? Does he come from Bejing ?

37 be full of装满……的be filled with充满eg: the glass is full of water the glass is filled with water

38 be glad+to+do/从句

39 be going to + v(原) 将来时

40 be good at(+doing) = do well in在某方面善长,善于……