Mr. Smith has not yet told me ______ I can go with him to ______ he calls the Underground Treasure House next week.
---- I’m sorry I can’t go to the concert with you tonight, because I have a bad cold. ---- If you don’t go, __________.
_________ from what he did, he isn’t a person to depend on.
The _____ look on his face showed that he had enough confidence in himself.
She didn’t ______ work when she had the baby.
______ the students in our class is 50 and _______ them study very hard.