Correct the following question tags. (Sửa lại những câu hỏi đuôi sau.) 0. This is a good idea, doesn’t it?This is a good idea, isn’ t it?1. He is working on his project, doesn’t he?

Correct the following question tags. (Sửa lại những câu hỏi đuôi sau.)

0. This is a good idea, doesn’t it?This is a good idea, isn’ t it?1. He is working on his project, doesn’t he?