20. Not until the early 1800’s, when the value of field corn as
grain and livestock feeding was recognized, ____________.
(A) increasing acreage began
(B) its acreage began to increase
(C) did its acreage begin to increase
(D) with the beginning of increased acreage
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統計: A(53), B(116), C(202), D(45), E(0) #570946
統計: A(53), B(116), C(202), D(45), E(0) #570946
詳解 (共 3 筆)
#872853
Not until ...後面句子倒裝
24
0
#870677
為什麼是C呢??
0
0