3道句型转换,
1.You are very kind to come and tell me all this.（保持句意不变）
It's very _______ _______ you to come and tell me all this.
2.Put on your coat,or you'll catch a cold.(保持句意不变）
_______ you _______ put on your coat,you'll catch a cold.
3.Nobody else in his class can speak English as fluently as he.(保持句意不变）
He ________ English _______ _______ in his class.