问题
单项选择题
It turned out that he had forgotten to () the lens cap and all the pictures he had taken thus failed to develop.
A. remove
B. delete
C. erase
D. detach
答案
参考答案：A
解析：
remove“拿掉；除去；移走”；delete“删除”；erase“擦掉，删去”；detach“分开，拆开”，是attach的反义词。