单选题

　　[完成句子]Most of us can find 15 minutes or half an hour each day for some regular activity. For example， one famous surgeon always spent 15 minutes reading something before he went to sleep each day. Whether he went to bed at 10 p.m. or 2：30 a.m. made no difference.

　　You are advised to read something before you __________.

　　A、find the topic sentences

　　B、find out the new words

　　C、keep reading fast

　　D、go to bed every day