QUESTION VII- Đọc đoạn văn sau và chọn đáp án đúng nhất trong số A,B,C hay D(10 điểm)

One day, two brothers (1)________ fishing. They had a dog (2)________ them. when they came near the river, they threw down their caps on a big stone and went to the (3)________ bank to (4)________ fish. It was cold that day, and soon they began to wish for their caps. They told the dog to go back for (5)________.
When the dog (6)________ there, he tried to take both caps together in his mouth at once. It was very difficult. Then the dog noticed that one of the caps was smaller than (7)________. He put the smaller cap in the larger one, got it down (8)________ his foot and then he could (9)________ both caps at the same time.
You see (10)________ clever the dog was.