Finish the second sentence in such a way that it means the same as the sentence printed before. 

46. You shouldn’t eat too much meat. -> You’d ______

47. When did Mrs Mai start working in this factory? -> How long ___?

48. How heavy is the chicken? -> What ______ ?

49. Lan didn’t go to school yesterday because of her sickness. -> Because Lan ______

50. Mr John couldn’t enjoy the meal because of the stomachache. -> The stomachache prevented _________