By the first day of August, 2007, the PLA ________ for eighty years.
#39441
A
founded
B
has founded
C
has been found
D
had been founded
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—Where is my little dog?—It       the back of the house.
#42017
A
has gone to
B
had gone to
C
has been to
D
had been to
--Mary, where’s Simon? I haven’t seen him for days.--He __________ Japan. This may be the third time he _________ there.
#41910
A
has been to, has gone to
B
has been to, has gone
C
has gone to, has been to
D
has gone to, has been
I ______ Mr. Smith since he moved to Shanghai.
#39960
A
didn’t hear from
B
don’t hear from
C
haven’t heard from
D
won’t hear from
 --When ___ you ____ your school trip?     -- In five days’ time.
#36940
A
will, have
B
have, had
C
do, have
D
did, have