Why do people send valentines to each other nowadays？
A. To celebrate the holiday.
B. To mark Valentine's birthday.
C. To express their admiration for each other.
D. To show their love and affection.
A．otherwiseB．stillC．thereforeD．additionally
A. otherwise
B. still
C. therefore
D. additionally
What were the young people probably doing outside the stadium？
A. Waiting to have a glance at the pop singers after the concert.
B. Waiting to buy tickets.
C. Demanding to be let in.
D. Trying to force the gates open and get into the stadium.
The Gates Fundation has set aside millions of dollars to develop educational technology
A. in developing countries
B. in developed countries
C. in the United States
D. in North America
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