外商投资企业到中西部地区再投资，凡外资比例达到( )以上的再投资项目，可享受外商投资企业待遇。
A．40%B．30%C．25%D．20%
参考答案：C
根据句意，在答题卡标有题号的横线上，写出括号内所给单词的适当形式。
1. Lily and Rose are good friends and always keep their secrets to _____. (they)
2. We think more public activities will help change his _____ (active) life.
3. The man kept remembering English words every day until he was in his _____. (forty)
4. How amazing it is! I _____ can't believe what she told me yesterday. (simple)
5. It's said that the police have put up those _____ (thief) drawings on the Internet.
常用电刷分几类，各有什么特点？如何选用电刷？
