1.Jack is too young to look after himself,____?
问题描述:
1.Jack is too young to look after himself,____?
isn't he?还是 is he?
2.Five-year -old children are too young to go to school,______?
aren't they 还是 are they
答
1.isn't it(前否后肯)
2.aren't they(前否后肯)
如果还有什么不明白可以来问我