16. Most of the spices and many of the herbs ____ today originate from plants native to tropical regions.
(A) using
(B) use of
(C) in use
(D) are used

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統計： A(20), B(0), C(95), D(44), E(0) #568450

詳解 (共 2 筆)

#870885
Most of the spices and many of the herbs（that are ） in use  today originate from plants native to tropical regions.

 Most of the spices and many of the herbs  today （that are ）used today originate from plants native to tropical regions.
 
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（http://forum.wordreference.com/showthread.php?t=462134）
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