一、单项选择（共15分每小题1分）
从各题所给的A、B、C、D四各选项中，选出一个最佳答案。
1．---The sick kids look unhappy. What shall we do?
--- Let's do something to ___________.
A. cheer them up B. cheer him up
C. take care of him D. look them after
2．---You are quite different from your sister.
---Yes. We are both short. But my eyes are ________ than ________.
A. much bigger, his B. more big, hers
C. bigger, hers D. much bigger, him
