The twins may look the same _____ each other, but theyare different ______ many ways.

Tom hardly hands in his homework on time， does he—________.Our teacher is always angry with him.

It’s no use___________ over spilt milk.[ ]

Many children always disagree with _______ their parents suggest.

It is still under discussion ________ the old bus station should be replaced with a modern hotel or not.[ ]