9.I usually carry a camera on my trips; taking pictures  ________  a good way for me to remember the experience.
(A) to be
(B) is
(C) being
(D) are

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統計： A(8), B(37), C(1), D(3), E(0) #2336989

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#4114360
1. 解析：動名詞當主詞視為單數，且句中...
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