A great person is always putting others' interests ________ his own.
Some friends persuaded me to apply to a combined M.D/Ph.D program ________ I could work in areas that wouldn’t be as open to me with only a Ph.D.A. even if B. so that C. as if D. in that
When I try to understand ________ that prevents so many children from being happy, there seem to be three causes.
—What’s wrong with my computer, Jack?—Let me have a check. OK, it works now.—You mean, nothing wrong with it, ________ ?
The dentist gave me a shot which took ________ almost immediately and I didn't feel a thing.
International situation is currently undergoing great changes ________ UNESCO plays an irreplaceable role in promoting international cooperation.