用所给词的适当形式填空
小题1:His mother made him __________( clean ) all the rooms in two hours.
小题2:A good _______________( begin ) makes half success（成功）.
小题3:Do you know the ________(high)of Yao Ming?
小题4:Summer may be the _____________ (good) time to swim in the river .
小题5:She writes_______(careful)enough．
小题6:Could you tell me how ______(get) to the hospital?
小题7:We spent a lot of time _____(do)our homework last night.