( )hard work he is doing!A.what B.what the C.what a D.how a_英语解答

( )hard work he is doing!
A.what B.what the C.what a D.how a

人气：199 ℃　时间：2020-04-07 08:22:58

解答

B,强调hard work,名词,且不可数,用the限定是他做的work