he worked hard 与 he works hard 的区别?

he worked hard 与 he works hard 的区别? he is work hard 和he is works hard 和he works hard有什么区别、、 he works hard How hard he works.翻译 how hard he works是什么意思? He works as hard as______ he works hard,so he can _____? He is nice and he works hard . he is a hard worker.he works ( ). He works hard.写出否定句与疑问句 He works hard He works very hard 这两句中的hard是指形容词还是副词? he was worked hard.was要加吗?