-------Helen, will you be at the party tonight? -------Yes,but I really____________as I have so much homework to do.
. I could hardly tell the twins apart because their appearances are only ____ different.
He is the lawyer who you took photos ____ you were in the Forbidden City.
This picture was taken when my father was a child and even I myself couldn’t _____.
While ____ in tea with that dealer, Mr. Smith had himself ____.
Mary _____ be in London because I saw her in town just now.