______ 2000，this company has seen much new development．It has become one of the biggest companies in the country．（ ）
| A． |
For |
B． |
In |
C． |
By |
D． |
Since |
My brother often _________his spare time to help me with my spoken English．（ ）
A．puts upB．gives upC．opens upD．tidies up
When you have joys， you can share them _________your friends．（ ）
A．forB．inC．withD．on
Peter， have you heard of the song Let it go？
Yes， it sounds _________and it's popular among young people．（ ）
A．niceB．badC．terribleD．strange
Many teenagers want to be _________like Zhong Nanshan when they grow up．（ ）
A．writersB．engineersC．doctorsD．inventors
My English teacher has a good sense of humor． We all like _________．（ ）
A．sheB．herC．hersD．herself