I think we should give a hand to the elderly whenthey fall onto the ground.— ___________. Everyone needs help when they are introuble.

If you don’t have dinner in the dinning hall, _________.

I’m too busy preparing the exam. Could you do_______to help me—Of course. I can do _______for you if you want me to.

It was quite a long time ______ I figured out what had happened to the manager

You seem to be familiar with this city．一I_____ here for three years．It’s great to be back