While watching television,________________________.
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A
the doorbell rang
B
the doorbell rings
C
we heard the doorbell ring
D
we heard the doorbell rings
推荐题目
Every year about one million tourists visit Stonehenge, which is believed __________before the Pyramids, about 4,000 years ago.
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A
to build
B
to have built
C
to be built
D
to have been built
Our school forbids_____ ,that is to say, we are not allowed ____ at school.
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A
to smoke, to smoke
B
students’ smoking, smoking
C
students’ to smoke, smoking
D
students’ smoking, to smoke
________to such a big party can be a great honour for an ordinary person like me.
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A
Being taken
B
Taken
C
Taking
D
Having been taken
On the wall of his office _________the paintings of early French artists.
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A
hanged
B
hanging
C
hang
D
are hanged
In 1927 Benjamin Franklin founded one of the first adult-education organizations, ____ the Junto.
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A
has been called
B
to call
C
a group called
D
which group called