52. Don’t worry. Your child is old enough to___________himself.

50. A doctor was___________when Mother fell ill.

49. You must go there at once because the situation       prompt action.

48. Please _____ tomorrow, my number is 8855463.

45. The soup is too hot. Be careful not to        your mouth.

44. We must  _____ good relations with our classmates because co-operation is essential to us, modern people.

43. The spring breezes gently _____ her cheeks and everything is clothed in green.

42. Young man, go and _____ some water for us, will you?

41. May I ____ your dictionary for a while?

40. You'll have to_____ tickets early if you want to watch the football match.