It was April 29, 2011_____ Prime William and Kate Middleton walked into the palace hall of the wedding ceremony.
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A
that
B
when
C
since
D
before
推荐题目
Children under sixteen are not permitted to participate in such kind of activities _____ bad for their mental development.
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A
as is
B
as are
C
that are
D
that they are
I’m sorry you’ve been waiting so long, but it is still some time ____ Brian gets back.
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A
before
B
since
C
till
D
after
My grandparents asked me to go and see them whenever______.
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A
I am convenient
B
I will be convenient
C
it is convenient
D
it will be convenient
He felt _______ to remind the public to protect the environment.
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A
his duty
B
that is his duty
C
it his duty
D
it is his duty