3. He is the most intrepid explorer in the present century: a. successful ...

李老师

3.        He is the most intrepid explorer in the present century:
a.        successful     b. fearless   
c. reliable       d. enthusiastic
4.        Your mood seems very meditative this evening.
a.        Gleeful  b. thoughtful  c. desperate  d. stern
5.        Walking a tightrope across the falls was a foolhardy venture.
a.        shrewd    b. gallant  c. rash     d. amazing
6.        The fourth year sociology class was a homogeneous group of university students:
a.        uniform            b. average  
c. unrelated          d. distinguishable
7.        placid as a cow:
a.        calm  b. strong  c. enormous  d. irritable
8.        wanton mischief:
a.        great   b. sly   c. reckless   d. mysterious
9.        To coerce a guard:
a.        beg      b. punish  c.release   d. c