Researchers found that people who drank excessively were twice as likely as those who drank regularly ______ ischemic(出血性) heart attacks.
News about Hubei 2010 teachers' ___________ examination has been issued on the Internet.
--- Why did Sarah cry just now? --- She wanted a toy, _____ I can’t afford.
You’d better keep ______ when I take photos for you.
I can’t afford _______ car.
Along the either side of the street _______ two lines of trees.