—Do you think Peter is free today?—I don’t think so. Recently he bas been _______ the most of his time to prepare for the final examinations.
My mother and her old friends talked of some things and people ________ they remembered in the school.
The Voice of China has set up a big stage for young people with a talent for music, ________ some of them have stood out among others.
Williams shows some challenging means ________ diners at their mystery lunch on Sunday might eat the special dish.
That scientist ________ work is successful has been made a model worker.
Many athletes are clear that the Olympic Games are the only time ________ they will be watched by thousands of millions.