... species of plants and animals are in danger of extinction.b.Many species of plants and animals are danger of extinction.c. Many plants and animals were in danger of species extinction.d.Species of ... man's needs for the next. two hundredyears if our use of coal (9) Unfortunately, however, about half of the world's coal (10) Mining much of it(11 very expensive even if it was possible to ... can't do it now.a. would you like some coffee? b. why don't you make some coffee. c. would you mind making some coffee? d. will. you make some coffee?4. A: Do you mind if I borrow a chair?...