CAAC was formed in 1980.

MTV was started in 1980.

The building ______________ a national monument in 1980.

The _________situation is very different from that in 1980.

A marketing group is studying population trends. It predicts that the population P of a certain city will increase at the rate of dP/dt people per year, where dP/dt=15000/sqrt____ and t is the number of years past 1980. What is the expected increase in population from 1980 to 2001?

MTV was started in 1980. A: T B: F

他什么时候出生的?1980年。---When_______he_______?---_______1980.

When did Cliff Young win the race? In the year 1980.

My aunt has lived in Australia ___1980. A: for B: since

以下关于作者简介的表述中，哪一项是正确表达？ A: David Anderson awarded his M.E. degree in electrical engineering at the University of Toronto, Canana, in 1980. B: David Anderson was awarded his electrical engineering M.E. degree at the University of Toronto, Canana, in 1980. C: David Anderson received his M.E. degree in electrical engineering at the University of Toronto, Canana, in 1980. D: David Anderson received his electrical engineering M.E. degree at the University of Toronto, Canana, in 1980.