用所给词的适当形式填空
The doctor told him________(put)his head back．
That sick man had problems________(breath)．
That boy used________(drink)juice，but now he is used________(drink)water．
He was always ready________(help)others．
She used a pen________(write)．
She seems________(be)very excited．
Don’t keep________(watch)TV so long．