are you doing this Saturday— I’m not sure, but I go to theRolling Stones concert

Peter was admitted to a second－class college.— He ________ a top university, but he was addicted to playing computer games.

Good news! The price of all those second-hand goods is ______ before.[ ]

Teachers often use simple examples to _______language points that are _______ the students.

.Your son has kept _________ for two hours.You’d better ask him to have a rest.