Keep on trying even when you are in trouble, ________?

To my surprise, the tiny person is ___________my little finger.

I try to understand __________ that prevents so many Chinese from being as happy as one might expect.

― What sort of friend do you want to have? Someone beautiful?― Well, it ____ be beautiful―that’s not important.

The recorder ________ 500 yuan.But I don’t think it’s ________ that much.[ ]