It has been proved_____ taking exercise regularly does good to one’s health.
| A.whether | B.when | C.what | D.that | 
Holmes walked swiftly into the garden , ______________ by Doctor Watson.
| A.following | B.followed | C.was followed | D.to be followed | 
The _________ on his face was kind of strange, when I told him the news.
| A.appearance | B.looking | C.expression | D.description | 
The young mother walked off, leaving the little boy ___________ in the room.
| A.cry | B.crying | C.cried | D.to cry | 
I rushed home in a hurry only _________ that nobody was in.
| A.to find | B.finding | C.found | D.having found | 
Generally speaking, _______ graduate from ________ famous university is more likely to find a job.
| A.a ; a | B./ ; the | C.the ; a | D.the ; the |