Viết lại câu sao cho đồng nghĩa câu trên: 1.The water was so cold that the children couldn't swim in it. ->The water was not................. 2.The last time I went to Ho Chi Minh City was ten years ago. ->It..................... 3.It's the first time I've been to New York. ->I haven't........................ 4.Lan is pretty but Mai is prettier, ->Mai is the.............. 5.This is the best film I've ever seen. ->I've............................. 6.I would  like you help me to put the chairs away. ->Do you mind......................... 7.The child will die if nobody sends for a doctor. ->Unless..................... 8.Tom is the most industrious pupil. ->No other pupil.................... 9.She isn't accustomed to life in London. ->She 's not used to............................ 10.I can't cook as well as my mother does. ->My mother..............................