问题
选择题
35．He fell into the couch and turned on the TV. Unaware of there_________a snake lying near his feet.
A．is
B．being
C．was
D．Be
答案
B
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35．He fell into the couch and turned on the TV. Unaware of there_________a snake lying near his feet.
A．is
B．being
C．was
D．Be
B