Rewrite the following sentences without changing their meaning.

43. If I’m not busy tomorrow, I will attend the rock concert.

→   Unless _____________________________________________________________

44. I think telling lies to your parents is not good at all.

→   You shouldn’t _______________________________________________________

45. She intends to eat out tonight.

→   She is __________________________________________________ tonight.

46. The students were excited about the robotics exhibition.

→   The children found ___________________________________________________

47. It’s possible that Andy will go to the amusement park with us.

→   Andy ______________________________________________________________

48. Don’t talk loud or you will wake the baby up

→ If you ______________________________________ the baby up.

49. I advise you to take off your shoes before you enter a Vietnamese house.

→        You    

50. Study hard and you will pass the exam.

If …………………………………………………………….

51. Hurry up or you will be late.

If …………………………………………………………………………………..