33 . That river is 100 kilometres
34. It was very cold last night
35 . Why didn't he go to school last week?
36 . What does Mrs.White doing at the moment ?

31. Does your school has a library ?
32. Let's go to the zoo.
33. That river is 100 kilometres.
34. It was very cold last night.
35. Why he didn't go to school last week ?
36. What does Mrs.White doing at the moment ?
37. You ought to wash your hands before meals.
38. Children are interested in picture books.
39. Let's go to the beach.
40. The sailors prefer the sea than the land.