【简答题】Habitrol is very effective for increasing the chances of stopping smoking ______ .
【单选题】The WHO is worried about
A.
people's stopping eating beef.
B.
people's stopping eating chicken.
C.
the plummeted sales of beef.
D.
bird flu's being out of control.
【简答题】A.stopped B.stops C.stopping
【简答题】A.resting B.moving C.speeding D.stopping
【简答题】A.suffering B.supporting C.pring D.stopping