Looking out of the window, I________ a lot of people had gathered in the street.
A. found
B. find
C. founded
D. finding
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I ________ the girl ________ to the house.
A. see… come
B. see…comes
C. saw…comes
D. saw… coming
John ________ up swimming.
A. give
B. is given
C. has given
D. giving
That should make fishmen start________ .
A. think
B. thinking
C. thought
D. thinks
I’v ________ looking for you for some time.
A. is
B. be
C. been
D. am