I phoned you at 7 yesterday evening but nobodyanswered. — Oh, I ______ my dog in the parkthen.

ys leave things about my son up to himself______his decision is wrong, for I think he can learn more from failure.

Overpopulation is a terrible threat to the human race.Yet it is probably ____ a threat to the human race than environmental destruction.

_______seems to be no possibility ______Li Hua can win the first prize in the 100 – meter race

Could you tell me ________________ —Next Sunday.