声控拨号的业务功能包括（）、（）、自动接听代理。
参考答案：声控号码簿；信息下载
As a colleague he is great, but as a friend he is____failure.That is why their friendship ended in___ ruins.
A．/,/
B．/;a
C．a; a
D．a;/
I don't understand what the engineer means , but I’ve got rough idea of project plan .
A．the; a
B．不填；the
C．the; 不填
D．a ; the
