Помогите с Английским пожалуйста

1)walks 2)where does comrade petrov work? 3)he doesn't work hard at his german 4)do you often speak english in class? 5)who is answering questions now? 6)does your sister often stay at the office after work for her english? 7)i don't often get telegrams from my friends. i often get letters from them 8)who often discusses plans with these engineers? 9)what are they discussing now? 10)are you going to discuss this question tommorow morning? 11)how well do they know english? 12)do the students revise the words at home or in class? they do it at home 13)are they revising the words now? 14) what does he do? he is a factory worker 15)what is he doing ? he is translating an article now