1. In _______, Alibaba began to sell everything at half price at taobao.com on Nov. 11.
a. 2007
b. 2009
c. 2010
d. 2008

2. Some companies like Alibaba expanded their _______ discounts and sales grew dramatically.
a. Two days
b. One week
c. 12 hours?
d. One day

3. In 2014, Alibaba scored _______ billion on November 11.
a. $ 4.7
b. $ 5.71
c. $ 4.71
d. $ 5.7

4. Which day has got the best selling?
a. November 11
b. Black Friday
c. Cyber Monday
d. Thanksgiving Day

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