.---Hurry up , Michael! ---Goodness me! The class ____ .I’ll be late again.
The president spoke at the business meeting for nearly an hour without ____ his notes.
David worked hard at his lessons ____ he gained high grades in the exams.
As a young man, Zhou Enlai ____ the students movements and later ____ the Communist Party of China.
Camels were ____ better than horses for travelling a long distance.
When I was in the countryside, I ____ by the riverside every day.