He is ------- ------ the work

He is the first one_______ his work. He does the work is very well He father is( )work at the moment. He is busy to work out the difficult problem. 改错 After ,he is going work for the west of C he is clever enough to finish the work a______ He is very clever and work out the question 改错 the boy is clever ,but he doesn't work hard He is quite worn out from years of hard work. He is not the He is quite worn out from years of hard work .He is not the Where is he now?-he is at work now snd he_______until the op He is quite worn out from years of hard work.He is not the m