课上典型例题：
单项填空
1．If you have a job，________yourself to it and finally you'll succeed.
A．do devote B．don't devote
C．devoting D．not devoting
2．He describes everything in________order，which makes________excellent impression upon us.
A．the；an B．/；the
C．the；/ D．/；an
3．I________him________I saw him in the street one day after twenty years' parting.
A．realized；in a moment
B．recognized；the minute
C．knew；for the minute
D．understood；for the moment
