简述土方工程的主要内容。
参考答案：
（1）进行竖向设计；
（2）土方工程量的计算与平衡调配工作；
（3）土方的具体施工。
补全对话。
Mum: It's 1______________ today. Put on your coats, Lily and Jack.
Lily and Jack: Yes, Mum.
Lily: Mum, where is my brown 2______________?
Mum: What's that on the chair? Is it your hat?
Lily: Yes, it is.
Jack: 3______________ shoes are these? Where are my shoes?
Lily: They are my black shoes. Your shoes are 4______________ the bed.
Jack: Aha! Here they are. Let's go, Lily!
Lily and Jack: Bye, Mum.
Mum: 5______________
早晚功课有些什么内容？
