Напишите эти предложения в present perfest 1. he is a construction worker. 2. he works for a big company. 3. he can work as a driver, too

1. he has been a construction worker. 2. he has worked for a big company. 3. he has been able to work as a driver, too.

Условные предложения i типа. 1. if we (receive) a telegram from him, we (will not worry). 2. if you (do not work) systematically, you (will fail) the exam. 3. if i (live) in london, i (will visit) big ben every month. 4. if i (get) a ticket, i (will go) to the theatre. условные предложения ii типа. 1. if we ( received) a telegram from him, we (would not worry). 2. if you (did not work) systematically, you ( would fail) the exam. 3. if i (lived) in london, i ( would visit) big ben every month. 4. if i ( got) a ticket, i ( would go) to the theatre. условные предложения  iii типа. 1. if we (had received) a telegram from him, we (would not have worried). 2. if you (had not worked) systematically, you (would have failed) the exam. 3. if i (had lived) in london, i (would have visited) big ben every month. 4. if i (had got) a ticket, i ( would have gone) to the theatre.