— A Boeing 777-200 plane became lost in communication (失去联系) at midnight the early morning of March 8th. —I was amazed(震惊) to hear that.
–________ you turn down your radio, please? –Yes, I can.
There is ______ wrong with this computer. It doesn’t work well.
–Which color do you like ______, blue or green? –Blue.
–______ schoolbag is this? –I guess it’s Lily’s.
The reading room _____ very quiet. I enjoy reading books there.