【正文】
to catch B. catching C. catches D. catch ( )3. He is a kind man, and he is always ready ____ others. A. help B. helps C. helping D. to help ( )4. Do you know the girl ____ two big eyes over there? A. with B. has C. for D. about ( )5. The Yellow River is one of ____ in China. A. long rivers B. the longest river C. longest rivers D. the longest rivers ( )6. I always think ____ my grandparents when I hear the song. A. of B. over C. up D. with D D A A A