It was only with the help of the local guide __________.
| A．was the mountain climber rescued |
| B．that the mountain climber was rescued |
| C．when the mountain climber was rescued |
| D．then the mountain climber was rescued |
We were swimming in the lake ______ suddenly the storm started.
| A．until | B．while | C．when | D．before |
There is clear evidence _______ the most difficult feeling of all to interpret is bodily pain.
A. what B. that C. if C. how
—My brother can only speak a few words of French.
—? He once worked in Paris for nearly a year, right?
| A．For what | B．How come | C．Why not | D．So what |
The society was set up toendangered animals from dying out.
| A．deserve | B．preserve | C．observe | D．reserve |
—Mum, I can’t see any point in studying hard.
—Come on, dear! Years of hard work will surelyin your future career.
| A．pay off | B．pay back |
| C．make sure | D．bring back |