—It's the office!So you ________ know eating is not allowed here.—Oh,sorry.
—My cat’s really fat.—You _____ have given her so much food. (浙江2007)
Our government ______ all people to save energy and fight against pollution.
Only in that way _______ ready for the challenges and opportunities in life.
— Are you going to the party this weekend?— ______.
Helen ______ go on the trip with us, but she isn’t quite sure yet.