Nowadays, cellphones have features such as games ,music and calendars and more n

题干

Nowadays, cellphones have features such as games ,music and calendars and more new functions___.

A．are added	B．have added
C．are being added	D．have been added

上一题下一题 0.64难度单项选择更新时间:2014-06-09 05:31:27

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