这个春天春风和煦，春潮激荡，春雷滚滚，桃花盛开芬芳的花朵，人儿脸上露出灿烂地微笑。
O O B-Time B-Thing I-Thing I-Thing O O O B-Thing I-Thing O O O B-Thing I-Thing O O O B-Thing I-Thing O O O O O B-Thing I-Thing O B-Person I-Person B-Thing B-Location O O O O O O O O