Giúp e với mng. nếu giúp đc e cảm ơn nhiều lắm. MNG TÌM DẪN CHỨNG CHO CÂU TRẢ LỜI Last weekend, Peter and his classmates had a day trip to the countryside. They went to a visit a farm on which Peter’s Uncle Tom worked. They left early in the morning and took a bus to the countryside. Uncle Tom and some workers met them at the bus stop and took them to their farm. On the way, Uncle Tom showed them the field of wheat and vegetables where some tractors were running up and down, plowing and breaking the soil, distributing manure and planting potatoes. After lunch, they all went for a walk. In the large yard of the farm they saw some farm machines. Among them is the biggest machine which is called a combine harvester. They were told that this machine can cut and thresh corn at the same time. In the afternoon they went to the cattle farm. Horses, sheep and cows were raised here, and cows were milked once a day. Uncle Tom also spoke about different things and about life in town and in the country. After having some tea and cakes they said goodbye and went home. 17. What’s the main idea of this passage? A. Having a picnic on the river. B. A trip to the city. C. Walking up the mountain. D. A trip to the countryside. 18. What did Uncle Tom show them on the way to the farm? A. On the way to the farm, he showed them the field of wheat and vegetables B. On the way to the farm, he showed them the field of rice and vegetables. C. On the way to the farm, he showed them the field of sugar cane. D. On the way to the farm, he showed them the field of corn. 19.What does the word “them” (line 3) refer to? A. Peter and his uncle. B. Peter and some workers. C. Peter and his classmates. D. Peter’s uncle and his classmates. 20. In the afternoon they went to __________ . A. the field of rice B. the cattle farm C. the field of wheat. D. the river bank. 21. Which of the following sentences is true? A. People milked the cows once a day. B. People milked the cows twice a day. C. People milked the cows three times a day. D. People milked the cows once a week.