把下列句子改成否定句。 1.All the boys went swimming in the lake .

Question

2.Jim watches cartoons in the evening。
3.I was a doctor last year.
4.There were some birds in the tree.
5.We’ll go there by train 。
6.Sarah can play the violin.
7.I usually go to a park on the weekend.
8.Close the door，please。
9.She has a sore throat。
10.Get off at the post office。
（以上问题的答案我已做完，纯属是为了对对答案，我要100%准确度的答案噢! 谢谢）

Answer 1

None of the boys went swimming in the lake .
2.Jim does not watch cartoons in the evening。
3.I was not a doctor last year.
4.There were no birds in the tree.
5.We’ll not go there by train 。
6.Sarah cannot play the violin.
7.I usually go to a park not on the weekend.
8.don't close the door，please。
9.She does not have a sore throat。
10.Get on at the post office。