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【单选题】
钩藤的攀援结构是（）。A.
叶卷须
B.
茎卷须
C.
钩、剌
D.
不定根
E.
吸盘
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【简答题】在改写后的句子中填入所缺单词，使其与原句意思相符： 1. The boy is five years old. He couldn't find his way in the park yesterday. The _______ boy _______ _______ _______ in the park yesterday. 2. How often does Jim get a lette...
【单选题】What has the Ringling Brothers and Barnum & Bailey Circus decided to do?
A.
To debate on the use of elephants.
B.
To campaign against the use of elephants.
C.
To pop the champagne corks and rejoice.
D.
To stop using performing elephants.
【多选题】P.T. Barnum's legacy for pr may include:
A.
relate pr with charity
B.
use flowery language,exaggeration in distribution of information to "hype" a cause
C.
use third-party endorsement
D.
use on-way communication, primarily through the mass media
【单选题】A sordid, sentimental plot unwinds, with an inevitable____ending.
A.
mawkish
B.
fateful
C.
beloved
D.
perfunctory
【简答题】Directions: Complete the following sentences according to the requirement. 小题1:The sunshine reflects on the lakes, which makes them shine like diamonds. (改为含分词结构的句子，不改变原意) 小题2:His hard work wins him r...
【多选题】（1）温度自动检测与控制系统的组成包括 [填空(1)] 、 [填空(2)] 、 [填空(3)] 、 [填空(4)] 以及 [填空(5)] 等。
A.
温度检测传感器
B.
误差比较放大器
C.
调节器
D.
执行机构
E.
被控对象
【简答题】杯子中装有120g水，水深10cm，当杯子底面积为10cm 2 时，杯子底部受到压强为多大？杯子底部受到的压力为多大？（g取10N/kg）
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