Mary liked to look back on her high—school days， she thought were the happiest in her life．
| A．that | B．what | C．which | D．when |
37. With the guide _______ the way, we finally got to the village which we were looking for.
| A．led | B．leading | C．to lead | D．had led |
36. I think they’ve got to the very point _______ a change is needed, or they will fail.
| A．when | B．which | C．where | D．That |
35. Thecleverboymadeaholeinthewall,____hecouldsee____was goingoninsidethe house.
| A．which;what | B．throughwhich;what | C．throughthat;what | D．what;that |
34. He had no sooner arrived there ________ pestering his doctor.
| A．and then he began | B．when he began | C．to begin | D．than he began |
33. While s
hopping, people sometimes can't help _______ into buying something they don't really need.
| A．to persuade | B．persuading | C．being persuaded | D．be persuaded |