The air quality in Beijing as well as in the neighboring cities we once spent much time____ better and better.
A．in gettingB．having gotC．in is gettingD．has got
C
“我們?cè)?jīng)度過好多時(shí)間的北京和周圍城市的空氣質(zhì)量越來越好了�！本渥又鞲墒荰he air quality is getting better and better.答案C。
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