单项选择题

A. It is a kind of biofuel.
B. It is a huge pressure cooker to produce a new energy.
C. It is the food known as maize in some countries.
D. It is a substance that can be made into sugar.
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单项选择题
A. He broadens his horizon by accessing to important current news.B. He invests in the stock market via TV hooked to the Internet.C. He watches his favorite sport program to get fun.D. He gains scientific knowledge to teach his son.
A. He broadens his horizon by accessing to important current news.
B. He invests in the stock market via TV hooked to the Internet.
C. He watches his favorite sport program to get fun.
D. He gains scientific knowledge to teach his son.
单项选择题
A. Spazas are informal businesses in South Africa.B. Spazas are immigrant-owned companies in South Africa.C. Spazas are foreign retail companies in South Africa.D. Spazas are companies selling soap and sweets.
A. Spazas are informal businesses in South Africa.
B. Spazas are immigrant-owned companies in South Africa.
C. Spazas are foreign retail companies in South Africa.
D. Spazas are companies selling soap and sweets.
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