Having checked the doors were closed, and ___ all the lights were off, the boy opened the door to his bedroom.
#72457
A
why
B
that
C
when
D
ours
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Those successful deaf dancers think that dancing is an activity_____sight matters more than hearing.
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when
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whose
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Creating world peace is a rather difficult goal, ____ calls for efforts of many generations.
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one that
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The young couple was worried,because neither of them was aware ______ they had lost the necklace.
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The World Expo 2010 is being held at a time the world is looking for a new kind of balance between nature and cities．
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when
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The most widely accepted theory about the beginning of drama is based on the concept ______ drama evolved from ritual.
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which
B
that
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when
D
as