问题补充：
Mr Lee was so tired that he couldn’t keep his eyes.
A. open B. closed C. close
答案：
解析：句意：Lee先生是如此的疲惫，以至于他不能睁着眼睛。keep+名词+形容词，使……处于……状态。故选A
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时间：2018-06-20 19:01:40
Mr Lee was so tired that he couldn’t keep his eyes.
A. open B. closed C. close
解析：句意：Lee先生是如此的疲惫，以至于他不能睁着眼睛。keep+名词+形容词，使……处于……状态。故选A
John was so sleepy that he could hardly keep his eyes .A. openB. to be openedC. to openD.
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His was so strong that I couldn’t understand a word he was saying.A. noiseB. voiceC. accen
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