46.A beam of light will not bend round corners unless __________ to do so with the help of a reflecting device.
(A)made
(B)being made
(C)having made
(D)to be made

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統計： A(118), B(86), C(33), D(19), E(0) #2081035

詳解 (共 1 筆)

#4888216
光束不會圍著角落轉彎，除非是利用反射工具...
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