By the 2030s most people can ________ to live at least 80, which is a big leap for mankind.
—Life is full of opportunities for you. —That’s right. _____ .
For quite _____ students,their teacher's advice is more important than _____ of their parents.
“I in the dormitory, watching the live TV broadcast about the tsunami.” David told the policeman who had driven there to question him.
The cousins are alike in age,but ________ they are as different as day and night.
Hardly had the employees ________ with their work when the rain stopped.