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【单选题】
By saying 'Let's hope that this time it really will be the last one', the father meant that ______.
A.
he wished people had not built the bonfire
B.
he hoped people would not build any more bonfires
C.
he hoped there would be no more wars in the world
D.
he wished the Second World War had not happened
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举一反三
【单选题】已知到达点纬度j2=06°11'.8N,两地间纬差Dj=14°07'.8N,则起航点纬度j1为_________。
A.
20°19'.6N
B.
08°04'.0N
C.
07°56'.0S
D.
08°04'.0S
【判断题】球员抛球之后,球滚出首先接触地面的点两杆范围以外必须重抛球。()
A.
正确
B.
错误
【单选题】属于莨菪烷类生物碱母核的是
A.
麻黄碱
B.
小檗碱
C.
樟柳碱
D.
苦参碱
E.
乌头碱
【判断题】Yue cuisine highlights the salt flavor of the meat and original flavor of vegetables and fruit.
A.
正确
B.
错误
【判断题】Dim sum is the popular in Yue cuisine and the people in Guangdong and Hongkong like eating this for breakfast.
A.
正确
B.
错误
【判断题】喷气发动机中容易生成积炭的成分是芳香烃,尤其是双环芳香烃
A.
正确
B.
错误
【单选题】已知复阻抗Z=8-j6 Ω,求复导纳Y= S 。
A.
0.08+j0.06
B.
0.08-j0.06
C.
0.06+j0.08
D.
0.06-j0.08
【判断题】Yue cuisine is famous for its salt flavor and over 30 techniques are used in cooking.
A.
正确
B.
错误
【单选题】属于在莨菪烷类生物碱母核的是( )。
A.
麻黄碱
B.
小檗碱
C.
樟柳碱
D.
苦参碱
E.
乌头碱
【单选题】具莨菪烷母核的生物碱是:
A.
麻黄碱
B.
小檗碱
C.
乌头碱
D.
苦参碱
E.
樟柳碱
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