In our class, every student a pen pal. [ ]
A. have
B. has
C. is
D. are
答案：B
The Harry Potter books _____ pretty popular since they were published. [ ]
A. become
B. will become
C. have become
D. are becoming
保险机构董事、监事或者高级管理人员有下列情形之一的，其任职资格自动失效（）。
A、获得核准任职资格后保险机构超过2个月未任命
B、从该保险公司离职
C、受到中国保监会禁止进入保险业的行政处罚
D、保险公司没有续聘职务，但仍未离司的
