几道英语的选择题.

几道英语的选择题.
如下几题选择题我都做错了.我想知道选什么?为什么?（主要是为什么,因为我有答案）
(1)This scientist is a man ___praise.
[A]worth to [B]worthy to be [C]worthy of [D]worth
(2)Time ___,they'll come here to watch us___ football.
[A]permitted/playing [B]permitted/to play [C]permitting/play [D]permitting/to play
(3)Tom had no choice but ___the classroom with his classmates.
[A]to clean [B]clean [C]cleaning [D]cleans
(4)___,she burst into tears.
[A]Deeply moved [B]Deeply moving
[C]As she deeply moved [D]As she was deeply moving
(5)The problem requires___.
[A]studying with great care [B]to study carefully
[C]to be studied without carelessness [D]taking great care of studying it
(6)Anna spends one hour a day ___spoken English.
[A]practise [B]to practise [C]on practising [D]in practising
(7)The more you practise___English,the better your ___English will be.
[A]to speak/speaking [B]speaking/spoken [C]spoken/spoken [D]spoken/speaking
我想知道选什么?为什么?（主要是为什么,因为我有答案）