问题
选择题
The door still remained ___.
A．closed
B．close
C．closing
D．to close
答案
答案：A
remained是连系动词,后面要求表语,这时的closed是过去分词.
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The door still remained ___.
A．closed
B．close
C．closing
D．to close
答案：A
remained是连系动词,后面要求表语,这时的closed是过去分词.