The reason he made such kind of mistakes is that he has had no _______ experience of this kind of job.
A.whether; previous | B.which; before | C.why; previous | D.that; before |
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The reason he made such kind of mistakes is that he has had no _______ experience of this kind of job.
A.whether; previous | B.which; before | C.why; previous | D.that; before |