Nobody except Tom and Millie ____ that park before. Only they can be our guides.
A．have been to B．has been to
C．has gone to D．have gone to
--- What a beautiful car! When ____ you ________ it?--- I ________ it for two years.
A．did； buy； have bought
B．did； buy； have had
C．have； bought； have bought
D．have； bought； have had
---Have you cooked supper _________?--- I have _________finished it.
A. already， yet B. yet， already
C. already， already D. yet， yet
Excuse me. I _______ I was blocking(挡) your way.
A．didn't realize B．don't realize
C．haven't realized D．wasn't realizing
His father _____ to Nanjing. He _____ back next week.
A. has been， is B. has been， will be
C. has gone， is D. has gone， will be
That’s a bad habit of learning. _____， it is never too late to get out of it.
A. Instead B. Anyway C. Finally D. Similarly
