{01}Don’t start reading a book _____ you find that it’s one you can read with ease and understanding.
A.when
B.if
C.unless
D.Though
解析:考查连词的用法。意为不要开始读一本书,除非你发现那是一本你可以轻松地读下去,并且可以理解的树。 本题选C。 {02}—What do you think of the music teacher ? —______ she is an attractive lady, she can be extremely difficult to work with.
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