It is the test system, _____ the teachers, that is to blame for the heavy burden of middle school students nowadays.
Unfortunately, when I dropped in, Doctor Li _______ for Beijing to join in the fight again SARS, so we only had time for a few words.
It was the training ______ he had at school ______ made him a good jumper.
Why didn't you tell me there was no meeting today? I ______ all the way here ______ the heavy snow.
Never _______ forget the days when ______ together with you.
The two old sisters, _______ so long, held each other and burst into tears.