看到一題有關石油的，其中有一題不知所謂和解
還請各位高手解救一下
==============================這是一整句==================================
Over the past ten years, China has imported a large quantity of oil
to sustain its rapid economic growth,_____________ oil prices even higher.
a) to push
b) pushing
c) push
d) and pushes
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答案是B
而我選的是A
有人可以說明一下為什麼嗎??
謝謝
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※ musizamor:轉錄至看板 CS_TEACHER 10/24 16:31