We often help ____ (clean)up the park

问题描述:

We often help ____ (clean)up the park

clean
help用法:help sb. do sth.
help其它用法:help sb. with sth.

           再次中枪

答案:【 clean】
【●速度回答,】
【亲!你的10分满意,我们团队的无限动力】

clean
help do sth