37. There is no need for Diana to have an operation.

38. The minister's ill health led to his resignation.

39. It's worth seeing the doctor if you've just got cold.

40.I'm making an appointment with the nutritionist at three tomorrow 

( Câu 40 mình ko chắc từ sau chỗ "the" tại bạn chụp mờ quá nhé , mình cố nhìn thì mình nghĩ đó là từ "nutritionist : chuyên gia dinh dưỡng" ) 

37. there is no need for Diana to have an operation

38. the minister's ill health led to his resignation

39. it's worth seeing the doctor if you've just got cold

40.i'm making an appointment with the nutritionist ....