Compose dialogues for the following imaginary situations.
1. your elder brother (sister) describes to you his (her) bride's (bridegroom's) family. as he (she) is going to live with his (her) in-laws, you ask a lot of questions.
2. you talk to a distant relative trying to find out in what relationship you stand to each other. the only way is to ask questions about all the relatives you know.
3. your father tells you about his brother (sister) you've never seen. you want to know all the details of his (her) life in that distant city.
4. you talk with your grandmother (aunt) whom you have come to visit. you want to know how she met and married your grandfather (uncle).
1. The sanitary engineer is concerned with hydrology. - Present Simple Passive
to concern
2. Different systems of water filters are used in present day. - Present Simple Passive
to use
3. Water finds its way to the rivers. - Present Simple Active
to find
4. Ocean water contains salt and other mineral materials. - Present Simple Active
to contain
5. The earliest written records of water purification date to 2 000 B. C. - Present Simple Active
to date
6. The modern recreation center has been erected in the center of Moscow. - Present Perfect Passive
to erect