Chọn phương án đúng

----- Nội dung dịch tự động từ ảnh -----
Question 38: I have no idea who I should call for help in this situation.
A. I have no idea who I call for help in this situation.
B. I have no idea who call for help in this situation.
C. I have no idea who to call for help in this situation.
D. I have no idea who I could call for help in this situation.
Question 39: No building is taller than Sky Hotel in Hong Ngu city.
A.Sky Hotel is more taller than in Hong Ngu city.
B. Sky Hotel is taller than in Hong Ngu City.
C. Sky Hotel is the tallest in Hong Ngu City.
D.Sky Hotel is shorter than in Hong Ngu City.
Question 40: You must stay in bed until next Monday!" the doctor said.
A. The doctor said that I must stay in bed until the following Monday.
B. The doctor said that I had to stay in bed until the following Monday.
C. The doctor said that I must to stay in bed until the following Monday.
D. The doctor said that I had stayed in bed until the following Monday.