Young people should learn how to_____some money for the future.
His first concert was well ____ and so all the tickets of his second one were sold out quickly.
The experts advise _______ our army _______ modern weapons.
This dictionary is at least three times as thick as you borrowed from the library.
He _______ have completed his work;otherwise, he wouldn’t be enjoying himself by the seaside.
It’s time that you __________ the whole book.