it is (u ) to keep working so hard,it doesn't work at all_英语解答

it is (u ) to keep working so hard,it doesn't work at all

人气：283 ℃　时间：2019-10-23 11:06:49

解答

useless
无用的,没用的.
不停地努力工作毫无用处,因为它根本就不能工作.