高一英语单句改错下列每个句子中均有一处错误,请找出并改正：（1）：In our countyr,children ent

高一英语单句改错
下列每个句子中均有一处错误,请找出并改正：
（1）：In our countyr,children enter into school at the age of six.
（2）：Do you konw how many provinces does the Yangtze River flow?
（3）：I‘ve decided to give in the idea.
（4）：She is very traditional；she prefers dressing formally to wear sports clothes.
（5）：She insisted that she paid the moner for the meal.
（6）：Though the boss has made up his mind,nobody can change it.
（7）：The mother has been watching her sick child from when he fell asleep to he woke up.
（8）：The old man is a very determined person.Even if he knows he is wrong,he doesn't want to change.
（9）：The green skirt fitted to her so well and she decided to take it.