Question

17. He is a lazy boy. The other boys in the class are not equally lazy.
18. The tea is very hot. I can't drink it.
19. The problem was very difficult. Nobody could find out its solution.
20. We reached the station. The train had not arrived at the station by that time.
(UP?​

Answer 1

Explanation:

17. He is a lazy boy. The other boys in the class are not equally lazy.

Complex – The other boys in the class are not so lazy as he.

18. The tea is very hot. I can’t drink it.

Complex – I can not drink the tea because it is very hot.

Or

The tea is so hot that I can’t drink it.

19. The problem was very difficult. Nobody could find out its solution.

Complex – The problem was so difficult that nobody could find out its solution.

Or

Nobody could find out solution because the problem was very difficult.

20. We reached the station. The train had not arrived at the station by that time.

Complex – The train had not arrived at the station when we reached the station.