Thousands of years ago people discovered the phenomenon by chance, and this was _____ the idea of the compass first came from.
#93503
A
how
B
what
C
where
D
that
推荐题目
Our teacher entered the classroom, __________.
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A
a book in hand
B
book in hand
C
book in his hand
D
a book in hands
Welcome to visit our company whenever ________.
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A
you are convenient
B
you will be convenient
C
it is convenient to you
D
it will be convenient to you
 There are a few books on the shelf. But only one of them is________. 
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A
worth to be read
B
worth being read
C
well worth reading
D
worth read