what are this,betty哪错了

what are this,betty哪错了 What are this? What are this? Write Betty 's postcard to her grandma from the great wallStart like this:Dear GrandmaSay what she 's doing nowSay what she 's enjoyingFinish like this:Love,Betty Mary and Betty are What are {this}?They are English books What was betty's present? What was Betty's present? what are you doing this Saturday?=what---- ------ ----- ---- ----this Saturday? 用适当的介词填空 1.Betty is talking ___ Ben.2.They are talking ___ this question. What are you doing this time? This is what you are meant for. what are you going to do this What are people doing at this m______ 改错 :What are this?They're pinapples. what are you gonna do this weekend 改错 :What are this?They're pinapples. what are you up to this week?