Unit 4 At the farm - Part B (2)
一、1.cow—D 2.hen—A 3.sheep—B 4.horse—C
二、1.sheep 2.horses 3.those 4.cows 5.They
三、1.B
2.No,aren't “Are they...?”的否定回答为“No,they aren't.”。
3.These are sheep.
4.What are those? 询问那些是什么用“What are those?”。
5.This is my farm.
6.potatos改为potatoes potato复数形式为potatoes。
四、1.B 2.B 3.A 4.B 5.B