Technology is developing so rapidly that   for only a year , my cellphone is out-of-date .
#94603
A
using
B
having been used
C
having used
D
is using
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       the green valley, we thought we had reached the         land.
#96633
A
Seeing, promised
B
Seeing, promising
C
Seen, promising
D
Seen, promised
We forbid _____________here. Who permits you_____________?
#96341
A
smoking; smoking
B
smoking; to smoke
C
to smoke; to smoke
D
to smoke; smoking
About 187 passengers were reported  _____ the shipwreck which happened last month.
#90723
A
to have been survived
B
having survived
C
to have survived
D
to survive