--- Hi, Grandma, why do you look so tired?
--- I’m tired. I _______ the cleaning all morning.
A.did | B.had done | C.have been doing | D.have done |
—Where did you get to know her?
—It was on the farm __________ we worked.
A.that | B.there |
C.which | D.where |
Some pre-school children go to a day-care center, __________ they learn simple games and songs.
A.then | B.there |
C.while | D.where |
After graduation she reached a point in her career __________ she had to decide what to do.
A.that | B.what |
C.which | D.where |
He was educated at the local high school, __________ he went on to Beijing University.
A.after which | B.after that |
C.in which | D.in that |
By serving others, a person focuses on someone other than himself or herself, __________ can be very eye-opening and rewarding.
A.who | B.which |
C.what | D.that |