Was it in 2002 __________ he was still at middle school __________ the boy became expert at computer?
——What about _________ job? ——It’s too difficult _________ job for me.
---You mean we will have the mid-term exam in early November? ---Yes. ________
--David has made some mistakes in the test. --________, and ________.
What do you think __________ when I meet something like this?
The information on the Internet gets around more rapidly than ______ in the newspaper.