问题
单项选择题
As the goods are（）great demand we regret being unable to cover your requirements.
A.in
B.on
C.of
D.having
答案
参考答案：B
搜题请搜索小程序“爱下问搜题”
As the goods are（）great demand we regret being unable to cover your requirements.
A.in
B.on
C.of
D.having
参考答案：B
