11.A 你介意（你可以）……吗?
12.C 一份……为什么理由，多谢了11. 应该是D（“你为什么不……呢” = “你可以……”），刚才没看清，不好意思。AB后加动名词V+ing；C had better直接加动词，无需加to。12.C 一份……A一页……，B一件/个……，D一本……。13. I've all the photos in the drawer, but I still can't find the one you need.A. opened up B. given away C. handed out D. looked through 14. She that same song so many times. I'm getting sick of it!A. singsB. sangC. will singD. has sung 15. —I'm afraid I've broken the chair.— , I can easily get it fixed.A. No wayB. Excuse meC. Never mindD. Go ahead多谢了13.D找遍14.D她这么多次一直唱同一首歌，我受够了。15.C别介意谢谢了