If you want to have a good mastery of knowledge,you must_______ what you are being taught in class and make immediate use of it.
We first met on a train in 200We both felt immediately that we ______ each other for years.
Teenagers____their health because they play computer games too much.
He____as a national hero for winning the first gold medal for his country in the Olympics.
Judy is going to marry the sailor she ____in Rome last year.
–What’s that noise?–Oh, I forgot to tell you. The new machine ______.