I think it is good for students to do more ex-ercise.(改为否定句）

so I think it is not a good i think it is ( )good idea 添什么 I think it is a good way for recreation. I think it is good for me.I think it necessary to…… it后什么时候有is 改错i think this is a good book.i don't think iti think this is a good book.i don't think it有什么错?改错 SOMETIMES I THINK IT IS GOOD TO SPEAK OUT MY SECRET,BECAUSE I THINK IT IS NE i don`t think it any good to.为什么it 后不加is I don't think it is good for your eyes.(改为反义疑问句）I don't think it is good for your eyes,_____ _____? I don't think it is good to do so.还是I don't think of it is good to do so. i like cooking. i think it is a good way to______(使...放松) myself I like w___ to school because I think it is good for my health.非常急 I it think is right I don't think he is a good president.A .Of course B.I agree C.I don't think it D.I don't think Look at the dictionary.I think it is good with kids.用适当的介词填空 i don't think it is good for your eyes,() ()改反义疑问句 Look at the dictionary．I think it is good ( ) kids. 把 I think it is good for you改为否定句 She is a good nurse.I don’t think it.这句话里哪里错了