---You’ve made great progress in your studies of English, haven’t you? --- Yes, but much________.
IF you leave the club , you will not be back in.
At the railway station, the mother waved goodbye to her daughter until the train was .
The coach asked his staff tothe large group of journalists, waiting for him to announce his training plan.
The human race has already paid a heavy price for its slow to environment threats.
Mary and I see each other ____, but not as often as we used to.