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【简答题】
c 主函数 main 的个数是 _______ 。
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举一反三
【单选题】"I bought a car last week." Last week he said he had bought a car
A.
a week ago
B.
next week
C.
the week before
【单选题】When the teacher asks him, he always ____.
A.
keep silent
B.
keep silently
C.
keeps silent
D.
keeps silenty
【简答题】葫芦科植物为草质藤本,具( )胎座。( )果,稀蒴果。
【单选题】Chris always keeps his sufferings to himself. He never has a _____ (心腹朋友) to talk about his problems and troubles.
A.
conduct
B.
assistant
C.
assurance
D.
confidant
【简答题】列KVL方程式时,电压参考方向和回路绕行方向一致时,取( )值,不一致时,取( )值。
【单选题】安溪铁观音是闽南乌龙茶中的佳品,铁观音既是茶名,又是茶树品种名,因身骨沉重如铁,形美似观音而得名,其品质特征是( )。1外形条索圆结匀净,多呈条形,身骨重实2色泽砂绿翠润,青腹绿蒂,俗称“蛙皮色”3内质香气清高馥郁,汤色清澈橙黄,滋味醇厚甘鲜,“风韵”明显4耐冲泡,七泡尚有余香,叶底开展,肥厚软亮匀整
A.
①②
B.
①③
C.
②④
D.
③④
【单选题】Don’t believe him.He always _______ promises,but never _______ .
A.
does;keeps his words
B.
makes;keeps his word
C.
has;makes his words
D.
keeps;makes his word
【简答题】葫芦科植物为草质藤本，具______，单叶______，花单性，______或______，______对称，雌花子房______，3心皮1室，______胎座。______果，稀蒴果。
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