问题
单项选择题
Most electronic devices of this kind, ( ) manufactured for export, are tightly packed.
A．that are
B．as are
C．which is
D．it is
答案
参考答案：B
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Most electronic devices of this kind, ( ) manufactured for export, are tightly packed.
A．that are
B．as are
C．which is
D．it is
参考答案：B