We are told that the order has not yet come, so we have nothing to do now but ().

单项选择题Although it is the first time he takes up such a big task, never ().

A．he has been
B．has he been
C．has been he
D．been has he

单项选择题Jane always enjoys ()to popular music at home on Friday evening.

A．listening
B．to listen
C．being listening
D．to be listening