Поставить глаголы в соответствующее время, И ОБЪЯСНИТЬ ПОЧЕМУ 1) the scientist (to make) lost of experiments last week 2) he (to leave) for Moscow in 2000 3) Students ( to do) research at the institutes 4) Next term we (not/ to study) a new subjects 5) Her family ( to be) in London two years ago 6) he (to have) many students at his lecture