548. On the Great Plains, nineteenth-century settlers used mud and grass to build their homes, doing it without timber and nails.
(A) settlers used mud and grass to build their homes, doing it without
(B) settlers used mud and grass to build their homes, did it without
(C) settlers used mud and grass to build their homes, making them while not having
(D) settlers used mud and grass to build their homes, making do without
(E) settlers’ homes were built of mud and grass, making do without
Key:(D)
我選(A),雖然我覺得it不知可不可代不定詞?
而(D),我沒看過making do without...的用法,do是哪來的?為什麼不用doing? 所以不敢選
再麻煩解答了!!3Q~~