Mum, I want to wash my shoes tomorrow.— Why not wash them today Never ________ till tomorrow what you can do today.

I expected him to be nervous before his speech, buthe was as cool as a cucumber.—He _______ it carefully.

About five _______ workers in that factory come from foreign countries．

You’d better _____ his name, address and telephone number in your notebook before you forget them. [ ]

_______you’ve got a precious chance, you might as well make full use of it[ ]