简述棉花播种技术。
参考答案：
棉花的播种技术：一是确定播种期；二是确定播种量；三是播种方法；四是播种深度。
读一读，根据课文内容完成对话。
Sam: Hi Daming! How are you?
Daming: 1 . 2 . I'm very 3 because I'm going to America.
Sam: That's 4 , Daming.
Daming: I want to take a 5 for my cousin. What do you 6 ?
Sam: What 7 chopsticks?
Daming: He has got them.
Sam: _ 8 don't you 9 him a kite?
Daming: 10 .
