62.that本句型意为“直到.才."其中包含了强调句式it is .that从句.例如it was not until I finish my homework that I was admit to play computer games.直到我我完成我的作业我才被允许玩游戏.强调成分为not until 引导的句子67. what 69.are70.what有疑问的地方可以讨论呀？我要是错了也请指出来~
