－Where is John?
－He ______the science lab.
A．has gone to
B．has been to
C．went to
I ______my hometown for a long time, I really miss it!
A．left B．went away from
C．have left D．have been away from
Betty will ring me up when she _______ in Beijing.
A．arrive B．arrives
C．arrived D．will arrive
I called you, but nobody answered. Where_______ you?
A．is B．are C．was D．were
— Have you ever been to Canada?
— Yes, I there last year with my parents.
A．have been
B．have gone
C．went
D．Go
Our country ______the sixth population census(人口普查) already.
A．finished B．has finished
C．will finish D．finishes
