27. Across Europe, there are about 400 of the new energy plants that burn thousands of metric tons of household garbage and industrial waste round the clock and, all the while, ___________ the trash into heat and electricity.
(A) converting
(B) convert
(C) converted
(D) to convert

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統計： A(149), B(120), C(20), D(9), E(0) #209687

詳解 (共 4 筆)

#845550
all the while 一直
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#5456169

Across Europe, there are about 400 of the new energy plants that burn thousands of metric tons of household garbage and industrial waste round the clock and(, all the while,) _convert_ the trash into heat and electricity.

關戲子句：that V N and V N

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#1104200
平行結構 故意用 all the wile 混淆你
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#882276
為什麼不是Ａ？
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