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【单选题】
对于向上倾斜的需求曲线而言，( )。A.
收入效应肯定大于替代效应，且商品肯定是正常商品
B.
收入效应的大小肯定和替代效应的大小相同
C.
商品肯定是低档品，并且收入效应肯定比替代效应大
D.
以上都不对
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【简答题】狼牙山五壮士的五个人是谁()
【单选题】According to the passage, most Americans feel ______ when they are treated especially respectfully owing to their age or social rank.
A.
sick
B.
sorry
C.
uneasy
D.
embarrassed
【简答题】狼牙山五壮士指______、______、_______、_____、______。
【单选题】What' s the main point of this passage?
A.
Few para-parents are willing to take on real responsibility for the child' s well-being.
B.
Divorce damages children.
C.
Divorce damages the voluntary link between the children and father.
D.
All of the above.
【简答题】“狼牙山五壮士”是指在抗日战争时期，在河北省易县狼牙山战斗中英勇抗击日伪军的八路军5位英雄，他们是()、()、()、胡德林、胡福才。
【单选题】The reason some children are backward in speaking is most probably that their mothers respond ________ to their attempts to speak.
A.
incompatibly
B.
disproportionately
C.
inexperiencedly
D.
inadequately
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