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【简答题】
Questions 6–12 Read the excerpts from the lecture. Mark the FOUR excerpts which signal a definition. 6. ____ Today I’d like to build on some ideas we’ve already explored . . . 7. __ __ Staycation is the new term for remaining at home during vacation time. 8. ____ Yes, the economic recession meant that the public . . . 9. __ __ . . . the public had less disposable income, meaning less money to spend. 10. __ __ The popularity of staycations soon caught on, or grew in popularity. 11. ____ People quickly recognized the benefits of a staycation. 12. __ __ . . . just chilling out, by which I mean RELAXING!
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举一反三
【单选题】化合物有机物的系统命名是( )。
A.
(2E，4E)-3-甲基-2，4-已二烯
B.
(2E，4Z)-3-甲基-2，4-己二烯
C.
(2Z，4E)-4-甲基-2，4-已二烯
D.
(2E，4Z)-4-甲基-2，4-己二烯
【单选题】The galley is next to the storeroom.厨房挨着物料间。 01010147
A.
The galley is above the storeroom.
B.
The galley is to the right of the storeroom.
C.
The galley is beside the storeroom.
D.
The galley is below the storeroom.
【简答题】设A为4阶矩阵，满足条件AAT＝2E，｜A｜＜0，其中E是4阶单位矩阵，求方阵A的伴随矩阵A*的一个特征值．
【简答题】设方阵A 4×4 满足：|3E+A|=0，AA T =2E，|A|＜0.求A的伴随矩阵A * 的一个特征值.
【单选题】The galley is next to the storeroom.
A.
The galley is above the storeroom
B.
The galley is to the right of the storeroom
C.
The galley is beside the storeroom
D.
The galley is below the storeroom
【单选题】下列急性坏死性胰腺炎的临床表现中，下列哪项是错误的
A.
左胸腔积液或左下肺炎症
B.
肠鸣音消失或高度腹胀
C.
血钙〉2.5mmol/L
D.
早期血尿淀粉酶无改变
E.
黄疸
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