a.opportunity
b.success
c.ambition 题目 8
Leave the reference books behind, you won't be able to think independently. 选择一项：
a.so
b.and
c.or 题目 9
If you need further information, please our office. 选择一项：
a.construct
b.contact
c.constant 题目 10
The was only sentenced to pay a fine of $10,000. 选择一项：
a.worm
b.criminal
tube