John was so sleepy that he could hardly keep his eyes . A. open B. to be opened
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John was so sleepy that he could hardly keep his eyes ___.
A. open B. to be opened C. to open D. opening
试题答案
A
本题考查keep后的宾语补足语。keep后跟了open这个形容词作宾补。D有一定干扰性。open作动词只强调一时的动作，意思是“打开”，而作形容词表示状态，意思是“开着”。