He is a man of few words, and seldom speaks until _______ to.
#98431
A
spoken
B
speaking
C
speak
D
be spoken
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The machine has been made easier for it____.
#94295
A
to operate
B
operated
C
being operated
D
to be operated
Microblogs experienced rapid growth in 2013 in China, with its operators, users and visitors several times.
#89263
A
increase
B
increased
C
increasing
D
to increase
He was annoyed for _________ outside while his wife was shopping with the key.
#95164
A
being kept
B
keeping
C
kept
D
to be kept
Having lost his key，________.
#91037
A
he couldn’t enter the room
B
the gatekeeper offered to help
C
the door was forced open
D
the room couldn’t be entered
Little Bob is often educated by his parents to be good and friendly to anyone even if ________.
#88721
A
attacking
B
is attacked
C
to be attacked
D
attacked