单项选择题

If no agreement can be reached,______.

A．the U.S. forces will withdraw from the country
B．the U.S. forces will take over from the UN
C．the UN will postpone its decision
D．the UN forces will leave the country

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热门试题

单项选择题

Which of the following was an important invention in the 19th century

A．Movies with sound.
B．Nylon.
C．The radio.
D．The computer.

单项选择题

The main purpose of the talk is to ______.

A．illustrate how wheels, cameras and computers were invented
B．discuss how great inventions influence our way of living
C．compare people's attitudes towards new inventions
D．compare inventions of the 19th century with that of the 20th century