11.  If not, what is the difference?

12.  My results not high and not low.

13.  The voice was not loud enough the classmates and teacher to hear that .

14.  At the end of the Chinese test, a classmate asked me a question , I told him my answer, He believed my answer and changed his answer, though my answer is not right, but Mr Zhu often said this answer is right, After the test, Mr Zhu said this answer is wrong, I was quite sorry to my classmate .

15.  In the Class, I was the best student, but since I studied in this school, my results were not as god as before.

16.  It was invited not long ago.

17.  But the Swiss did not take their fate lying down.

18.  He would not bow when he passed the pole.

19.  It filled the hearts of the Swiss with pride and cowage and it was not long before the whole country rose up and drove the Austrian soldiers from her homeland.

20.  and he had no medicine, He was not strong enough to find any food, he doesn't have anything to eat, so he became very thin.