用所给词的正确形式填空。
Have you ever ________(be)to the Science Museum?
－May I speak to Miss Liu?
－Sorry．She isn't in now．She ________ Beijing．
A．
has gone
B．
has been to
C．
has gone to
D．
went to
－Have you ever been ________ Shanghai?
－No,we haven't been ________ there．
to;to
/;to
/;/
to;/
－Why don't you take the bike,Herry?
－It's too expensive．I can't ________ it．
sell
keep
borrow
afford
－When did you buy the computer?
－I have ________ this computer for 5 years,but it still works well．
bought
have
had
buy
－Excuse me．Has the train arrived ________?
－Sorry,sir．I'm afraid you have to wait another hour．
still
also
yet
just
用所给单词的适当形式填空。
We haven't ________(see)each other for three years．
He has been to England three ________(time)．
Would you like ________(come)for dinner tonight?
Have you ________(visit)China before?