The old man，Bai Fangli，donated about￥350，000 to over 300 students he lived a simple life himself.（ ）
A．untilB．unlessC．becauseD．though
The old man，Bai Fangli，donated about￥350，000 to over 300 students he lived a simple life himself.（ ）
A．untilB．unlessC．becauseD．though
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