S7800系列交换机支持Graceful restart。_爱下问搜题

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问题判断题

S7800系列交换机支持Graceful restart。

答案

参考答案：对

完形填空

完形填空。

     Tourism wasn't as important as it is today in China. In the past,    1   people could travel on holiday to other countries. But today more and more Chinese travel     2
they now are becoming richer and have enough      3   for travel. Special planes for
tourists     4   travel less expensive than ever before. Not all people travel for   5
reason. Most people enjoy seeing countries that are different from their own. They
also like to    6 new people and eat new food.
    Tourism causes many   7  in Chinese people's lives. People   8   new hotels and
restaurants and   9   guides to show visitors interesting places.  10   tourists visit China every year. Tourism is clearly a big business.

( )1. A. few
( )2. A. if
( )3. A. energy
( )4. A. allow
( )5. A. the same
( )6. A. know
( )7. A. troubles
( )8. A. buy
( )9. A. attract
( )10.A. Millions

B. a few
B. unless
B. time
B. make
B. same
B. understand
B. changes
B. sold
B. afford
B. Millions of

C. no
C． because
C. countries
C. allows
C. one
C. find
C. challenges
C. finish
C. train
C. More than ten millions of

D. many
D. though
D. places
D. makes
D. different
D. meet
D. accidents
D. build
D. choose
D. More than ten million of

填空题

根据短文内容，用方框中所给单词的适当形式填空，每词限用一次，其中有两个为多余选项。请将答案写在题后横线上。

make; weather; happen; because; floor; day; part; year; come; need; ground; also

       Rainforests cover six percent of the earth's surface. There are rainforests in many   1 of the world,
but the biggest forests are in South America, Africa and South East Asia. There aren't any rainforests in
Europe or North America.
       About 75% of all the types of animals   2 from rainforests. Thousands and thousands of animals live
in rainforests. There are many beautiful birds, insects and reptiles. Many of them live in the trees, over 30 meters from the   3 . There are also thousands of different plants - and lots of them are tall trees! It is
always hot in a rainforest and the ground is always wet. It is   4   very dark there.
       The rainforests are very important for us. We   5 them! The trees and other plants in the forest help
to make the air that we breathe. They also help to control the   6 . They give us wood, rubber, fruits and many of our medicines.
       Unfortunately, in many places, the rainforests are in danger. For example, many   7 ago there was a
large rainforest in Java. There were thousands of different plants and animals in the forest, but now there is nothing.   People cut down the trees   8 they wanted to grow rice.   They also wanted to grow rubber
trees   9   rubber. Many animals lived in the rainforest. Some of them went to other parts of Java, but many of them disappeared - forever. The same thing    10 now in many other parts of the world. The
rainforests are in danger!