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【单选题】
Szaky and his partner took a big risk by _____.
A.
dropping out of Princeton to start his business
B.
borrowing a lot of money
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参考答案：
参考解析：
刷刷题刷刷变学霸
举一反三
【单选题】Drivers might save more money if they recycled wasted cooking oil.
A.
Drivers could save more money if they recycled old cooking oil.
B.
If drivers reused old cooking oil, they might not spend as much money.
【单选题】The environment cannot be saved unless everyone starts recycling waste.
A.
Absolutely
B.
Very
C.
Somewhat
D.
Less