求这几道英语题怎么写?1：hearing the news,he hurried home.leaving the bo

求这几道英语题怎么写?
1：hearing the news,he hurried home.leaving the book___on the desk
A:lay opened B:lying open C:to lie open D:lie opened
2:with all the problems___,the manager left for home,_____
A:solved;satisfied B:to be solved;with satisfiction
C:being solved;satisfaction D:having been solved;with satisfaction
3:---You have made pragress in your English study,haven't you?
---Yes,but much___
A:remains to do B:is remained to do C:remains to be done
D:is remained to be done
4:Only an hour ago___out why he was absent
A:does the manager find B:the manager found
C:did the manager find D:had the manager found