初春时分，我就常常守在槐树下：怕那些乡人捋走了新长出的嫩叶喂牛羊，我担心树没了叶子就无法开出能蒸蒸菜的槐花。
B-Time I-Time I-Time I-Time O B-Person O O O O O B-Location I-Location I-Location O O B-Person I-Person I-Person I-Person O O O O O O O B-Thing I-Thing O B-Thing I-Thing O B-Person O O B-Thing O O B-Thing I-Thing O O O O O O O O O O B-Thing I-Thing O