1 . Please be reminded that         speed limit here is thirty miles per hour.

A．不填

B．an

C．a

D．the

2 . —Have you heard ________ news that over 10,000 people lost their lives in the earthquake in Japan?
—Not yet.What ________ big surprise!

A．the; /

B．the; a

C．/; /

D．/; a