It is uncertain ________ side effect the medicine will bring about, although about two thousand patients have taken it.(2010·浙江)
.—Did Linda see the traffic accident? —No, no sooner ________than it happened.
The picture ________in my bedroom is painted by a famous artist.
The beautiful girl ________a hair dresser for a year is a manager now.
Now that we've discussed our problem, are people happy with the decisions ________?
Sarah pretended to be cheerful,________nothing about the argument.(2011·全国Ⅱ)