1 . Jenny worked hard before the final examination, and it _______ ．She got an A．

A．showed off

B．paid off

C．put off

D．took off

2 . Studies show that sunshine, fresh air, and plenty of rest often _______ a person’s recovery from sickness．

A．arrest

B．accelerate

C．betray

D．condemn

3 . A good speaker is supposed to manage to ________ the listeners what he means.

A．make sense to	B．get across to
C．appeal to	D．attach to