Exercise 1. Make the sentences negative and interrogative. 1. They go to the library every day. 2. He works at the English laboratory every day. 3. We got excellent marks at the exams. 4. She liked to work in the evening. 5. We shall translate this text in class. 6. They will finish this experiment in some days.

1.Do they go to the library every day? They don't go to the library every day. 2.Does he work at the English laboratory every day? He doesn't work at the English laboratory every day.3.Did we get an excellent marks at the exams. We didn't get an excellent marks at the exams.4.Did she like to work in the evening? She didn't like to work in the evening.5.Shall we translate this text in class?We shall not translate this text in class.6.Will they finish this experiment in some days.?They will not finish this experiment in some days.