答案是：wash 的现在分词时Washing 第三人称单数是：washes
主语第三人称单数形式：he / she / it / my father… /Amy / Zhang Peng…
1.一般情况在词尾加s: like—likes dance---dances live居住—lives
2.以o、s、x 、sh、ch结尾的单词加es.
do—does go-- goes teach教--- teaches watch看--watches
wash clothes洗衣服--- washes clothes
动词ing变化形式
play玩—playing listen听---listening read stories（读故事书）-- reading stories
climb mountains（爬山）-- climbing mountains
2.以不发音的e结尾的动词，去e，再加ing
make制做—making dance跳舞---dancing come来---coming
3.辅音+元音+辅音结尾的单词，双写词尾字母再加ing *（元音字母a、e、i、o、u）swim游泳—swimming run跑步—running stop停止—stopping shop购物—shopping
