复合式听写高频词
词汇：
1.ultimate
2.considerable
3.realistic
4.scarce
5.manifest
6.independent
7.contemporary
8.approximately
9.adequately
10.constantly
11.ambition
12.proportion
13.efficiency
14.promotion
15.mystery
16.majority
17.emphasize
18.imply
19.preserve
20.submit
词组：1.be supposed to
2.be occupied with
3.correspond to / with
4.be unconscious of
5.for the purpose of
6.separate from
7.endeavour to do
8.communicate with
9.take… into consideration
10.a positive / negative positive
11.be skillful at
12.lay the foundation of
13.proceed to
14.be peculiar to
15.be satisfied with
16.the duration of
