问题
选择题
.
. ________each other for long , the two brothers decided to meet soon.
A．Not having seen
B．Not seen
C．Have not seen
D．Not seeing
答案
答案：A
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.
. ________each other for long , the two brothers decided to meet soon.
A．Not having seen
B．Not seen
C．Have not seen
D．Not seeing
答案：A