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【单选题】
This car is than that car.A.
more expensive
B.
expensive
C.
most expensive
D.
too expensive
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知识点：
皮皮学刷刷变学霸
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【简答题】（1）一次函数的图象如图(1)，求其解析式； （2）设二次函数的图象如图(2)所示，求此函数的解析式．
【单选题】how many children were there in an irish family on average in the 1950s and 1960s?
A.
Around 5.
B.
More than 8.
C.
One.
D.
2 or 3.
【简答题】设解析函数w=f(z)=P(x，y)+iQ(x，y)的实部P只为u=x2+Ay2的函数，试求常数A之值(A=0除外)，并给出f(z)之式．
【单选题】在 732K 时反应 NH 4 Cl(s) = NH 3 (g) + HCl(g) 的 为－ 20.8kJ . mol -1 ， 为 154kJ · mol -1 ，则反应的 为
A.
239J·K-1·mol-1
B.
0.239J·K-1·mol-1
C.
182J·K-1·mol-1
D.
0.182J·K-1·mol-1
【判断题】On average children have mastered most of distinctive sounds of their L1 before they are three years old.
A.
正确
B.
错误
【简答题】on average children have ed most of the distinctive sounds of their first language before they are ________years old.
【单选题】On average, children still watch three hours of television a day, and calls to _______ the industry have resulted only in minor tweaks.
A.
articulate
B.
speculate
C.
regulate
D.
manipulate
【判断题】On average, children love up to 100 times a day, but Adults only love about 17 times a day.
A.
正确
B.
错误
【单选题】氧离曲线是( )
A.
PO2与血氧容量间关系的曲线
B.
PO2与血氧含量间关系的曲线
C.
PO2与血氧饱和度间关系的曲线
D.
PO2与血液pH间关系的曲线
E.
PO2与PCO2间关系的曲线
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