The pursuit of happiness is just a/an________of personal choice.
A．event B．incident
C．matter D．affair
My grandma will stretch her arms out to hug me________I turn up to see her.
A．until B．while
C．the moment D．by the time
－Sorry，Betty！I forgot to inform you of the change of time.
－________．
A．Forget it B．Don't mention it
C．That's right D．With pleasure
The special dance，Gangnam Style，is ________ popular all over the world and was even performed in the White House.
A．steadily B．firmly
C．increasingly D．regularly
The tourist attraction is so designed to________our local customs and cultures in some aspects.
A．adopt B．react
C．reflect D．cater
Nowadays，more Chinese provinces________education reforms that will allow children of migrant workers to sit college entrance exams locally.
A．have announced B．are announcing
C．announced D．will announce
