(2013·山东烟台市二模)Mr. Johnson, ________ as a manager for many years, found it hard to be an ordinary clerk again.
#89079
A
having worked
B
worked
C
to have worked
D
working
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My English teacher offers free face-to-face lessons on weekends, mainly helping those ____ abroad very soon.
#97635
A
working
B
work
C
to work
D
will work
With a lot of difficult problems ____ , the manager felt a heavy burden taken off his mind.
#97388
A
settled
B
to be settled
C
settling
D
to settle
Susan was just _____ at those pigeons at the time, so I don’t think she saw me.
#96784
A
spotting
B
watching
C
glaring
D
staring
Those children don’t have to ____________ learn , for they always work hard voluntarily.
#92146
A
make to
B
be made
C
make them
D
be made to