The limits of a person's intelligence,generally speaking,are fixed at birth,but ________ he reaches these limits will depend on his environment.(2011·安徽)
We finished the run in less than half the time ____.
--- Shall we go out for a walk? --- Sorry. This is not the right ____ to invite me. I am too tired to walk.
What a pity! Considering his ability and experience, he ____ better.
I _____ it as a basic principle of the company that suppliers of raw materials should be given a fair price for their products.
I hear they’ve promoted Tom, but he didn’t mention _____ when we talked on the phone.