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图示机构的复合铰链和虚约束分别在( )处和( )处。自由度为( )。
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【简答题】连词成句 1. number, is, your, telephone, what _______________________________? 2. first, her, is, Lily, name _______________________________? 3. Mary, am, hello, I _______________________________. 4. Engl...
【简答题】听录音，根据答语选问句。 ( )1. A. What time is it? ( )2. A. What are these? ( )3. A. What's.the.first day of the week? ( )4. A. How is the weather? ( )5. A. When is breakfast? B. What day is i...
【单选题】What happened to the first settlers during their first winter according to the passage?
A.
They all enjoyed a happy life.
B.
They helped one another and all survived.
C.
Most of them died because of disease and lack of food.
D.
They lived in peace with the native people.
【简答题】英汉互译。 1. What's your first name? ____________________________ 2. His family name is Brown. ____________________________ 3. 你的电话号码是多少？ ____________________________ 4. 他叫什么？ ____________________________
【单选题】What did researchers find puzzling about the first-night effect?
A.
To what extent it can trouble people.
B.
What role it has played in evolution.
C.
What circumstances may trigger it.
D.
In what way it can be beneficial.
【单选题】What happened to Owens on the first two qualifying jumps?
A.
succeeded in both jumps
B.
succeeded in the first jump
C.
failed in both jumps
D.
failed in the second jump
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