1.Linda,you're being polite.Linda,2.Linda,you're polite.Linda,请问be + being + adj.的用法?be 是否可以用任何时态?

问题描述:

1.Linda,you're being polite.Linda,2.Linda,you're polite.Linda,
请问be + being + adj.的用法?
be 是否可以用任何时态?