Look! Some beautiful birds (鸟) are ______ the tree.

Do you have any problems _______ your English— No, I don’t. But I have some maths problems _______.

I can’t remember the name of the park _______ we had a picnic then.

Guess what? There will be a Christmas party in the lecture hall tonight! — Great! I think Amy might also be interested in itI ____ her to let her know

His glasses, _____he was like a blind man,were broken.