I have been to Beijing,but I have -----been to Washington.

问题描述：

I have been to Beijing,but I have _____been to Washington.
I‘ve____finished my work and Iam watching TV now.Have you finished your work _______?
How many______have you been to Beijing?I've been there many times.
there are many modern buildings on ____sides of the street.

1个回答分类：英语 2014-10-29