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 ________ the earth to be flat, many feared that Columbus would fall off the edge of the earth.
#88757
A
Having believed
B
Believing
C
Believed
D
To believe
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    She won’t come over for a visit unless________.
#97350
A
being invited
B
invited
C
inviting
D
was invited
_______ with care, one tin will last for six weeks.
#94352
A
Use
B
Using
C
Used
D
To use
He was heard________ three songs in the next room.
#93484
A
sing
B
to sing
C
singing
D
sung
Jenny was bending over a desk, her tongue sticking out slightly, _____ in the pain of composition.
#91847
A
having absorbed
B
absorbed
C
being absorbed
D
absorbing
. His mind _____, little tom missed the point.
#97341
A
wandered
B
was wandering
C
was wandered
D
wandering