—The air in Nanjing was much better during the Spring Festival because people were not allowed to let off firecrackers.
—I agree. Everyone should do what he can the environment.
| A．protect | B．protecting |
| C．protects | D．to protect |
综合填空
Australia is the greatest island in the world. It is much smaller t_____ China. It is in the
s_____ of the Earth. So when it is
h_____ summer in China, it is cold winter in Australia.
Australia is big, but the p________ there is smaller. There are only about 24,000,000 people in Australia. The population of Australia
i_____ the same as that of Shanghai, a city in China.
Enough laws have been made to f______ against pollution. The cities in Australia have got little air or water pollution. The sky is blue and the water is clear. You can clearly see fish
s_______ in the rivers. Plants grow very well.
Australia is famousf_____ its sheep and kangaroos. After a short drive from any town, you will find
y______ in the middle of white sheep. Sheep, sheep, everywhere are sheep. Have you ever seen a kangaroo? It has a “bag” in its body. The
m______ kangaroo keeps its baby kangaroo in the “bag”. It is very interesting, isn’t it ?
– When are the Shutes leaving for New York?
-- Pardon?
-- I asked ___________.
| A．when are the Shutes leaving for New York |
| B．when the Shutes are leaving for New York |
| C．when were the Shutes leaving for New York |
| D．when the Shutes were leaving for New York |
if we sit near________front of the bus，we’ll have________better view.
| A．/；the | B．/；a | C．the; a | D．the；the |
The population of the world in 20th century became very much _________than that in 19th.
| A．bigger | B．larger | C．greater | D．more |
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