In the lecture, little Tom kept silent all the time unless _________ to express his opinion.
#89863
A
he invited
B
he is invited
C
invited
D
being invited
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They usually have the medicine_______ before putting into the market all over the country.
#95721
A
testing out
B
to be tested out
C
being tested out
D
tested out
And there, almost _____ in the big chair, sat her little brother, who never had to be told to keep quiet.
#98865
A
having lost
B
losing
C
to be lost
D
lost
The 2011 International University Games in Shenzhen now appeals to a lot of people across the world.
#93399
A
held
B
is being held
C
being held
D
to be held
Do you know how much time and effort they devoted________ such a complicated project?
#94207
A
to complete
B
completed
C
completing
D
to completing