Прочитайте предложения (1-4) и вставьте пропущенные словосочетания (a-d) в пропуски: a) am doing b) was c) has d) am looking.
1.GE -------many different business activities.
2. I --------- for Mister Miller’s phone number.
3. Mister Thomson is on sick leave, that's why I -------- his job.
4.A year ago the price of oil -------S32 a barrel.