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18春北理工《数据通讯基础》在线作业

时间:2018-03-27 18:04来源:未知 作者:admin 点击:
北理工《数据通讯基

  题号:1 题型:单选题(请在以下几个选项中选择唯一正确答案) 本题分数:4
内容:
Only by practicing a few hours every day ___ be able to waste much time.
选项:
 a、you can
 b、can you
 c、you will
 d、will you

  题号:2 题型:单选题(请在以下几个选项中选择唯一正确答案) 本题分数:4
内容:
___ as young as you, I would study hard.
选项:
 a、Was I
 b、.Were I
 c、If I am
 d、If I was

  题号:3 题型:单选题(请在以下几个选项中选择唯一正确答案) 本题分数:4
内容:
You ___ all those clothes. We have a washing machine to do that sort of thing.
选项:
 a、needn’t have washed
 b、shouldn’t have washed
 c、must not have washed
 d、can not have washed

  题号:4 题型:单选题(请在以下几个选项中选择唯一正确答案) 本题分数:4
内容:
He insisted that he ___ me before.
选项:
 a、see
 b、should see
 c、had seen
 d、saw

  题号:5 题型:单选题(请在以下几个选项中选择唯一正确答案) 本题分数:4
内容:
Not until the early years of the19th century ___ what heat is.
选项:
 a、man did know
 b、man knew
 c、didn’t man know
 d、did man know

  题号:6 题型:单选题(请在以下几个选项中选择唯一正确答案) 本题分数:4
内容:
It is important that I ___ with Mr. Williams immediately.
选项:
 a、speak
 b、spoke
 c、will speak
 d、to speak

  题号:7 题型:单选题(请在以下几个选项中选择唯一正确答案) 本题分数:4
内容:
They tried to book the tickets 5 days earlier. They ___ them 10 days earlier.
选项:
 a、would have booked
 b、might have booked
 c、should have booked
 d、must have booked

  题号:8 题型:单选题(请在以下几个选项中选择唯一正确答案) 本题分数:4
内容:
___some information,she could have answered the questions.
选项:
 a、She had been given
 b、If she was given
 c、Had if she been given
 d、Had she been given

  题号:9 题型:单选题(请在以下几个选项中选择唯一正确答案) 本题分数:4
内容:
A number of cars ___ in front of the park
选项:
 a、is parked
 b、was parked
 c、are parked
 d、has parked

  题号:10 题型:单选题(请在以下几个选项中选择唯一正确答案) 本题分数:4
内容:
___, he continued his study.
选项:
 a、Late as it was
 b、As it was late
 c、Late although it was
 d、Although was it late

  题号:11 题型:单选题(请在以下几个选项中选择唯一正确答案) 本题分数:4
内容:
This pen looks like mine, yet it isn’t. Whose ___ it be?
选项:
 a、must
 b、can
 c、may
 d、might

  题号:12 题型:单选题(请在以下几个选项中选择唯一正确答案) 本题分数:4
内容:
If you___hard at school. You___ a college student now and would get a good job in the future.
选项:
 a、had studied,would have been
 b、would have been, could be
 c、had studied, would be
 d、studied, could be

  题号:13 题型:单选题(请在以下几个选项中选择唯一正确答案) 本题分数:4
内容:
Mr Wang spoke slowly in order that we ___ him.
选项:
 a、should follow
 b、follow
 c、might follow
 d、followed

  题号:14 题型:单选题(请在以下几个选项中选择唯一正确答案) 本题分数:4
内容:
But for the leadership of our Party, we ___.
选项:
 a、shouldn’t succeed
 b、could not have succeeded
 c、will not succeed
 d、should not have succeeded

  题号:15 题型:单选题(请在以下几个选项中选择唯一正确答案) 本题分数:4
内容:
Nobody knows how people first came to these islands. They ___ from South America on rafts.
选项:
 a、must have sailed
 b、can sail
 c、might have sailed
 d、should have sailed

  题号:16 题型:单选题(请在以下几个选项中选择唯一正确答案) 本题分数:4
内容:
She never laughed, ___lose her temper.
选项:
 a、or she ever did
 b、nor did she ever
 c、or did she ever
 d、nor she ever did

  题号:17 题型:单选题(请在以下几个选项中选择唯一正确答案) 本题分数:4
内容:
Four-fifths of the crop ___.
选项:
 a、are ruined
 b、was ruined
 c、were ruined
 d、have been ruined

  题号:18 题型:单选题(请在以下几个选项中选择唯一正确答案) 本题分数:4
内容:
The Smiths ___ their breakfast when the morning post came.
选项:
 a、had
 b、has been having
 c、are having
 d、were having

  题号:19 题型:单选题(请在以下几个选项中选择唯一正确答案) 本题分数:4
内容:
Mary ___ my letter, otherwise she would have replied before now.
选项:
 a、should have received
 b、has received
 c、couldn’t have received
 d、ought to have received

  题号:20 题型:单选题(请在以下几个选项中选择唯一正确答案) 本题分数:4
内容:
___before we depart the day after tomorrow, we should have a wonderful dinner party.
选项:
 a、Had they arrived
 b、Were they arriving
 c、Would they arrive
 d、Were they to arrive

  题号:21 题型:单选题(请在以下几个选项中选择唯一正确答案) 本题分数:4
内容:
Her politics ___ neither conservative nor liberal.
选项:
 a、is
 b、are
 c、was
 d、has been

  题号:22 题型:单选题(请在以下几个选项中选择唯一正确答案) 本题分数:4
内容:
Tom is the only one of the stall members who ___ to be promoted.
选项:
 a、is going
 b、are going
 c、has been going
 d、have been going

  题号:23 题型:单选题(请在以下几个选项中选择唯一正确答案) 本题分数:4
内容:
When a pencil is put in a glass of water,it looks as if it___.
选项:
 a、breaks
 b、has broken
 c、were broken
 d、had been broken

  题号:24 题型:单选题(请在以下几个选项中选择唯一正确答案) 本题分数:4
内容:
Research findings show we spend about two hours dreaming every night, no matter what we ___ during the day.
选项:
 a、should have done
 b、would have done
 c、may have done
 d、must have done

  题号:25 题型:单选题(请在以下几个选项中选择唯一正确答案) 本题分数:4
内容:
The president, accompanied by his assistants, ___.
选项:
 a、have arrived
 b、are arriving
 c、had arrived
 d、has arrived

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