The death rate would decrease if hygienic conditions _____ improved.
Đáp án C.
Dựa vào động từ ở vế chính (would decrease) câu dùng cấu trúc câu điều kiện loại 2 nên đáp án đúng là C. were.
Tạm dịch: Tỷ lệ tử vong sẽ giảm nếu điều kiện vệ sinh được cải thiện.
- hygienic /haɪˈdʒiːnɪk/ (adj): sạch, không có vi khuẩn và bởi vậy không dễ lây bệnh.
I am trying to find a ________ watch for my mother and a doll with ________ hair for my little sister.
A: Do you mind if we schedule the meeting for 11 o’clock?
B: Well, actually, I ________ earlier
The couple were finally________ by the landlord after not paying rent for six months.
On ________ he had won the scholarship to Harvard University, he jumped for joy.
If energy ______ inexpensive and unlimited, many things in the world would be different.
It was difficutl to guess what her ________ to the news would be.
Though we were________after hard-working days, we tried to help our parents redecorate the house to welcome Tet.