The word "that" paragraph 2 refers to________
Từ “that” trong đoạn 2 đề cập đến ______.
A. những chỉ báo
B. các động vật khác
C. ếch kêu
D. vịt kêu
Thông tin:
Other animals make more noise than usual as air pressure drops: an unusual amount of quacking by ducks and a high volume of croaking by frogs are both indicators that are believed to occur because of the high degree of sensitivity of ducks and frogs to the change in pressure. (Những động vật khác ồn ào hơn bình thường khi áp suất không khí giảm: tiếng quạc quạc nhiều bất thường của vịt và tiếng ếch kêu nhiều đều là những dấu hiệu được cho là diễn ra vì tính nhạy cảm cao của vịt và ếch đối với sự thay đổi về áp suất.)
→ Chọn đáp án A
In Hawaii it is________ to greet visitors to the country with a special garland of flowers.
For a moment, at_______ sight of a bunch of beautiful flowers, she suddenly felt content.
He tried to join the army but he was turned in because of his poor health.
Mr. Park Hang Seo, a Korean coach, is considered a big_______ in Vietnam football.
After the interview, don't neglect the thank-you note or_______ letter.
We shouldn't make an appointment with this doctor. You can see him whenever you want.
The children had to________ in the principal's office after they took part in a fight.
We_______ open the lion's cage. It is contrary to Zoo regulations.
Mark the letter A, B, C, or D to indicate the correct response to each of the following exchanges.
"Excuse me, could I talk to the manager?" -"______”
S. Mayo Hospital in New Orleans was so named in recognition of Dr Mayo's outstanding humanitarianism.