--- Look, Mr Green is on the other side of the street. --- It _____ be him.He has gone to London on business.
—Excuse me,look at the sign NO PHOTOS! —Sorry,I ________ it.
One of the popular expressions in 2012 ________ “Positive energy”.
Sam opened the door and ________ a lovely dog outside.
—________ you busy last Saturday? —Yes.I ________.
—How do you like your new job,Sam? —It’s so ________.I don’t like it at all.