How can time-lapse photography be made to demonstrate the living organism of plants?

A.A
B.
B．Extraordinary
C.
C．It
D.
D．The
E.


【参考答案】

A
文中提到，Time-lapsephotography(慢速摄影)能够使人们很容易地观察植物的活动，而且清晰地......

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