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回答(61)题
A．sad B．secure
C．shy
D．angry
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B．secure
C．shy
D．angry
B．secure
C．shy
D．angry
Why do some scientists study how plants convert sunlight, ca
Why do some scientists study how plants convert sunlight, carbon dioxide, and wa
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回答(65)题A．potential B．use C．popularity D．transformation
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回答(60)题A．incomplete B．definite C．defined D．infinite
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回答(56)题A．If B．While C．Since D．Though
We can infer from the second paragraph that
We can infer from the second paragraph thatA．Turkey will soon catch the average