Dr Yuan Longping grows _____ is called super hybrid rice, _____ has a high output.
A.what; which | B.that; what |
C.that; which | D.what; that |
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Dr Yuan Longping grows _____ is called super hybrid rice, _____ has a high output.
A.what; which | B.that; what |
C.that; which | D.what; that |