If he _______ his leg in the last training, he _______ the coming London Olympics, which he has been longing to compete in.

May I speak to Robert— .

Li Na ____________ her husband’s significantcontribution in her development on the WTA Tour.

Many young people usually offer their seats to the old on the bus.-That’s good. The old should be ______.

There ______ some sick children in the party and each of them ______ a gift.