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【简答题】
确定函数的两个要素是 和 。
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【判断题】路试检验行车制动性能时乘用车应在边缘线为3米宽的试车道上进行检验,检验时,车辆沿试车道的中线行驶到50km/h时急踩制动,若车辆的任何部位都不超出试车道的边线,即为合格。
A.
正确
B.
错误
【判断题】How many back vowels are there in English? What are they? There are 6 and they are /u:/, / ʊ /, / ɔ :/, / ɒ /, / ɑ:/ and / ʌ /.
A.
正确
B.
错误
【简答题】Do not induce vomiting if the ( 受害者) has swallowed a ( 石油) product such as furniture polish or ( 汽油)
【单选题】Why do some marketers offer rebates instead of price reductions to induce short-term sales?
A.
Rebates are especially good at enticing purchases, but most consumers never bother to redeem them.
B.
A price reduction of this type would have likely been an example of price discrimination.
C.
Rebates offer a more immediate reward than price reductions.
D.
Rebates have a much higher redemption rate than coupons.
【判断题】How many back vowels are there in English? What are they? 6, and they are /u:/, /u/, / ɔ :/, / ɔ /, / ɑ :/ and / ʌ /.
A.
正确
B.
错误
【简答题】What are back vowels?
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