1. Раскрыть скобки

2. Написать в пассивном залоге

1. had become 2. was3. did you see 4. are going5. will write6. had been spending7. speaks8. has been travelling9. worked10. has known______1. The grammar rule has been explained to the students by the teacher2. Russia will be visited  by many tourists next summer3. The importance of education is understood by everybody4. Their holiday cottage has been sold5. Look! The snowman was being made by the children6. Milk should be drunk by little children every day7. The computer had been switched off by Mary before the house was left8. Your homework must be done for every lesson