问题
选择题
______ returning home, she found a note _________ to the door, reading: "Call in later."[ ]
A. On; attaching
B. On; attached
C. At; attaching
D. At; attached
答案
B
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______ returning home, she found a note _________ to the door, reading: "Call in later."[ ]
A. On; attaching
B. On; attached
C. At; attaching
D. At; attached
B