Unit 1 练习
Ⅰ. 根据句意及所给汉语提示写出句中所缺单词。
1. Don’t make any ________(噪声) in the classroom.
2. What ________(引起) last night’s accident?
3. My mother is ________(准备) food and drinks for the picnic.
4. Did you hear the weather ________(报告) carefully?
5. An elephant is a(n) ________(巨大的) animal.
Ⅱ. 根据句意从方框中选出恰当的单词填空,有的需要变换形式。
hold, call, birth, billion, five
1. The Browns are living in a beautiful city ________ Hangzhou.
2. The room is big and can ________ 300 people.
3. We finished one ________ of the wo