Many scientists believe that global warming, if , will cause extreme climate changes this century.
A．not stopping B．no stop C．not stopped D．without stop
---I can’t find that pen you’ve just given me.
---Don’t worry, here’s .
A．it B．more C．another D．others
Put yourself in situations where you will be forced to communicate in English, you will see more progress over time.
A．or B．so C．yet D．and
The National Day Parade for the 60th anniversary of the founding of China was so grand that it certainly didn’t the whole nation.
A．bread down B．calm down C．let down D．set down
I try to make him understand that I’m not interested in him, but he never gets the .
A．message B．news C．word D．information
Such is human nature that many people don’t value things they possess until they’re lost them.
A．不填；不填 B．不填；the C．the;不填 D．a; the
