I don't think they can work it out,这个句子的反意疑问句是什么?

I don't think they have had dinner,___________?A have they B do I C don't I I think they will enjoy it after watching the TV programme,_______?A.don't I B.don't they C.won't they D.won't I don't agree 和 don't think so 的区别有一题:I think books are not very goodWell,I______.I think they are goodA.I don't agree B.I agree C.I don't think so I don't think they are in.(同义句转换)I don't think they are ( ) ( ). i don't think they are right ------a,don‘t i b.aren't they c.do i d.are they I don't think they need help,but I think I should ___anyway.A:offerB:provide C:supplyD:furnish 一道英语选择题I think they know little about it,_______?A.don‘t they B.do they C.do I D.don't I don' worry ,i think your parents know little it,___.a,don't b,do they.c,don't they d,do i选择 I don't think teenagers should get their ears pierced,_______?详见↓-I don't think teenagers should get their ears pierced,_______?A.do I;B.don't I;C.should they;D.shouldn't they为什么？ I think they will come here soon,__?A:will they B:won't they C:do I D:don't I I think they failed to accomplish the task,______?A.do I B.don't I C.did they D.didn't they I don't think I don't think cause I don't think that they'd understand.. I think ,I don't I think they needn't stay 改I don't think they need to stay 为什么加to I don't think they will come tonight .It's_impossibe.A:very B:quite C:much D:most Are you nuts Even if they think that ,but I don't think so.