题目内容
18、He observed a stranger _______ around the store at 12 p．m．last night．
A．to hang B．hang C．hanging D．to be hanging
试题答案
18、C
相关题目
He observed a stranger _______ around the store at 12 p．m．last night．
A．to hang B．hang C．hanging D．to be hanging
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He observed a stranger _______ around the store at 12 p.m. last night.
| A．to hang | B．hang | C．hanging | D．to be hanging |