What-------- interesting work he is doing

What-------- interesting work he is doing What is he doing ( )hard work he is doing! what is he doing now what is he doing ------he is p______b_______. what ____hard work your mother is doing! What ___ intersting work he is doing!填什么冠词或者不填? Whois he What is he doing? what.is.he.doing的中文是什么意思 Little ------- about what he is doing 3个冠词小问题 请多指教!What an interesting work we are doing.对么 1.what is he doing?he is ----(read/reading)books