英语的问题(有几率获得附加分)

1 I'm going to buy some flowers.
对的。
2 I need a new jeans.
I need a new pair of jeans.
3 It's lovely park with a lot of beautiful tree.
It's a lovely park with a lot of beautiful trees.
4 There was a woman in the car with two mens.
There was a woman in the car with two men.
5 Sheep eat grass.
对的
6 David id married and has three childs.
David has married and has three childs.
7 Most of my friend are student.
Most of my friend are students.
8 He put on his pyjama and went to bed.
He put off his pyjama and went to bed.
9 We went fishing but we didn't catch many fish.
We went fishing but we didn't catch much fish.
10 Do you know many persons in this town?
Do you know many people in this town?
11 I like your trouser.Where didi you get it?
I like your trousers.Where didi you get them?
12 The town center is usually full of tourist.
The t