搜索
首页 教育/科学 外语学习 英语考试

[疑难]have to 和 had better

1\他们构成的反意疑问句、一般疑问句、否定句应该如何去改?? 例如:He has to go to bed. He had better go to bed 2\ had better 的过去式应该是怎样的? 例如:He said he -------(had better) go to bed.

全部回答

2006-07-31

0 0
    have to 和 had better 反意疑问句 He has to go to bed, doesn't he? 一般疑问句 Does he have to go to bed? 否定句 He doesn't have to go to bed。
   have to的用法不同于其他情态动词,它需要助动词进行否定和疑问。   反意疑问句 He had better go to bed, hadn't he? 一般疑问句 Had he better go to bed? 否定句 He had better not go to bed。
   had better类似于其他情态动词的用法。   had better的过去式还是had better,不需要改变。He said he had better (had better) go to bed。
   就可以了。

2006-07-31

87 0
    He has to go to bed 反意疑问句: He has to go to bed,hasn't he? 一般疑问句: Does he have to go to bed? 否 定 句: He has not to go to bed。
     He had better go to bed 反意疑问句: He had better go to bed,didn't he? 一般疑问句: Did he have better go to bed? 否 定 句: He didn't have better go to bed。
    。

2006-07-31

71 0
1 have to是不得不,含有必须的意思.而had better do是最好去做**,也可以不去做. 2我记得had better好象是用在祈使句中,我没见到过其他的. 我只是初3的学生,有错误请原谅.

2006-07-31

68 0
Hehasnottogotobed或HedoesnothavetogotobedHehadnotbett 只是个人意见,可能是错的

2006-07-31

52 0
had better没有各种时态的区别,不管什么时态都只有这一种形式

类似问题换一批

热点推荐

热度TOP

相关推荐
加载中...

热点搜索 换一换

教育/科学
英语考试
院校信息
升学入学
理工学科
出国/留学
职业教育
人文学科
外语学习
学习帮助
K12
外语学习
英语考试
德语
韩语
日语
法语
英语翻译
英语考试
英语考试
举报
举报原因(必选):
取消确定举报