Замените формы глаголов indefinite active формами глаголов indefinite passive. 1)my relatives often spend much time together. 2)he usually teaches mathematics at school. 3)they visited a museum last sunday. 4)helen will meet her friend near the university tomorrow. 5)i will introduce my new friends to the parents tomorrow. 6)people set up a custom-house for the examination of foreign goods in 1749. 7)the fortress replaced the custom house in 1761. 8)the inhabitants usually nickname the don river as father don. 9)people always call rostov-on-don the gateway to the caucasus. 10)they will restore that church next year

1. much time is often spent together by my relatives. 2. mathematics is usually taught by him at school. 3. a museum was visited by them last sunday. 4. helen's friend will be met by helen near the university tomorrow. 5. my new friend will be introduced to my parents by me tomorrow. 6. a custom-house for the examination of foreign goods was set up by people in 1749. 7. the custom house was replaced by the fortress in 1761. 8. the don river is usually nicknamed as father don by the inhabitants. 9. rostov-on-don is always called the gateway to the caucasus by people. 10. that church will be restored by them next year.

1. don't ring them up at seven in the morning, they  will be  sleeping. 2. don't send us any letters in june, we  will be  travelling. 3. don't call on us tonight, we  will be  packing. 4. don't leave the child alone,  they  will be  crying.  5. don't tell granny about it, she  will be  grumbling.  6. don't expect him to come next saturday,  he will be  working. 7. don't wait for maggie tomorrow, she  will be  keeping to her room

3. has been     has been living 4. have you ever - i have been doing 5. have they made - have not been 6. has asked,   hasn't get 7. has been  helping                                 have developed 8. i have known 9. have opened           i have been ringing 10 has been talking                   has already missed