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代词：人称、物主、反/自身、指示、相互、疑问、不定代词
As they were classmates, ________ was no wonder that they should do the work in the same way
A) This B) That C) There D) It
代词：人称、物主、反/自身、指示、相互、疑问、不定代词As they were classmates, ________ was no wonder that they should do the work in the same way