宁波小升初必备重点英语句型（九）

　　57. take turns to do sth 轮流做……

　　They take turns to do the cleaning。

　　58. tell sb (not)to do sth 叫某人去(不要)做某事

　　He tell me not to swim in that lake。

　　59. There is no need (for sb) to do sth 对某人来说没必要做某事

　　There is no need for you to worry。

　　60. There is notime (for sb ) to do sth

　　have no time to do sth 没时间做某事

　　There is no time to think .I have no time to do morning exercises。

　　61. too…(for sb) to …… so… that… not… enough to do …太……以致不能

　　The boy is too young to go to school。

　　62. try/do one's best to do sth 尽力去做某事

　　try to do sth 试着(图)做某事

　　We must try our best to do the job。

　　63. used to do sth 过去常做某事

　　I used to live in the country。

　　used to be + adj/a +n 曾经是。

　　Mr wang used to be a teacher worker。