—What does PM 2.5 mean?
—It's a professional ________ indicating the condition of air pollution.
A．term B．item
C．number D．mark
The Foreign Ministry Spokeswoman on Thursday urged Japan to stop making irrespon
sible ________ on the incident in waters off the Diaoyu Islands.
A．comments B．explanations
C．arguments D．debates
We are in great need of a more capable manager, ________ with straightforward persona
lity as well as good humor.
A．the one B．who
C．which D．one
—It's said that Tom is a wise manager in your company.
—Oh, no, he is ________ but a wise leader.
A．anything B．anyone
C．anybody D．anywhere
—How do you find the guy who took ________ office last week?
—He's always finding ________ fault with others.
A．/; a B．the; a
C．/; / D．the; /
We all sighed with ________ relief when ________ plane finally landed safely.
A．a; / B．/; the
C．a; a D．a; the
