My mother and her old friends talked of some things and people ________ they remembered in the school.
A．whom B．which
C．who D．that
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.
A．which B．when
C．who D．where
Williams shows some challenging means ________ diners at their mystery lunch on Sunday might eat the special dish.
A．after which B．in which
C．by which D．for which
That scientist ________ work is successful has been made a model worker.
A．which B．who
C．that D．whose
Many athletes are clear that the Olympic Games are the only time ________ they will be watched by thousands of millions.
A．that B．which
C．where D．when
The old man often looked back on the past days ________ he worked hard to make a living.
A．which B．when
C．where D．that
