31．the majority of替换most
The majority of (Most of ) the interviewees prefer watching TV at home to going to the cinema.
32．consist of替换be made up of
Our class consists of ( is made up of ) 50 students.
33．be worn out替换 be tired / broken
① After five hours' non-stop work, we were all worn out (tired).
② My shoes are worn out (broken). Please buy me a new pair.
34．become of替换 happen
What do think has become of ( happened to ) him ?
35．attend to替换look after
36．on condition that替换as long as
37．nevertheless替换however
38．express one's satisfaction with替换be satisfied with
39．spare no efforts to do替换try one's best to do
40．many a 替换many
41．be rushed off one's feet 替换be busy in doing
42．a handful of替换a little / some
43．meanwhile替换at the same time
44．get to one's feet替换stand up
45．beneath替换under
46．occasionally替换sometimes /once in while
47．for instance替换for example
48．seldom替换not often
49．wealthy替换 rich
50．amazing替换surprising
51．as a matter of fact 替换in fact

• satisfaction [,sætis´fækʃən] n.满意；满足 (初中英语单词)
• handful [hændful] n.一把，少数，一小撮 (高中英语单词)