美国总统座右铭:What ______?nobody knows.

What ______?nobody knows. What ______?nobody knows. What ______?nobody knows. what about ______ (swim)? Nobody believed him even though what he said改错 What can you see ______ your right? What time ____ the shop ______ ______ Sunday?那家商店星期天什么时候关门？ 猜一猜：What has roots as nobody sees,It is taller than trees,Up,up it goes ? It`s（ ） 问题：填空:I don't know what ______ ______ .I don't know where ____ ____. nobody是什么意思