In order to continue to learn by ourselves after leaving school, we must ______ learn how to study in the school now.
. Lily _____ her parents has gone to Australia for the holiday.
. He tried to be ______, but his trembling hands gave him away.
. He's smart enough to know that if he________that crowd, he's to be punished by his father sooner or later.
. The old couple were not used to _____ in the noisy city.
. ---I think we should buy a car now so that it will be convenient for us to go to work 。 ---______ , but do you think we have so much money ?