_____ mobile phone is very convenient, school children are not allowed to own one.
With all the exercises needed ______, he went straight home, __________.
The population of China is larger than ______ of any other country in the world.
— Do you know who left the lights on all night long? — It seems that Zhang Peng is ______. He is the last one ______.
— How about your journey to Mount Emei? — Everything was wonderful except that our car _______ twice on the way.
The students ________ from the whole class are expected to bring us honor in this school sport meeting.