Надо вставить слова в пропуски 1) students show their .. for the teacher by behaving themselves. 2) he always worked hard and was a student , and he from the unuversity with excellent marks in all the subjects. 3)when did he college? 4)we never miss the to speak to them.they know so much. 5) pushkin's to the development of the russian language is really great. 6) he has really improved his of mathematics. 7) you should your presentation.

1) Students show their respect for the teacher by behaving themselves. 2) He always worked hard and was a wonderful student , and he graduated from the university with excellent marks in all the subjects. 
3)When did he finish college? 
4)We never miss the chance to speak to them.They know so much. 
5) Pushkin's contribution to the development of the Russian language is really great. 
6) He has really improved his understanding of mathematics. 
7) You should show your presentation.