一. 单项选择（共15小题，每小题1分，计15分）
从A、B、C、D四个选项中选出一个可以填入句中空白处的最佳答案。
1. I like __ a lot, and my mother usually cooks it in different ways.
A. fish B. butter C. potatoes D. noodles
2. ---Where is my pen? Have you seen ______ ?
---Oh, sorry. I have taken ______ by mistake.
A. it, yours B. them, his C. it, mine D. them, hers
