III Выберите правильный вариант ответа Например, 1-a, 2-b, 3-c … 1. The engineers…this work at the moment.
a. is doing b. are doing c. were doing
2. She … at college laboratory from 2 till 6 yesterday..
a. was studying b. is studying c. were studying
3. … they … to the factory?
a. is going b. was… going c. are… going
4 The turner … when the delegation arrived.
a. was working b. were working c. is working
5. …he… the scientific article yesterday at 6o’clock?
a. is…writing b. were…writing c. was… writing