【题目】选出同类项。
A. passport B. shoes C. nervous D. airport E. when
1. It's not safe to climb the trees. ________
2. Let's go to the library.________
3. Please show me your ticket. ________
4. What are you going to take?________
5. Mum bought me a new T-shirt yesterday.________
【答案】1.C 2.D 3.A 4.E 5.B
【解析】
略