It was not until dark _____ he found _____ he thought was the correct way to solve the problem.
A.when; that | B.that; that | C.when; what | D.that; what |
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It was not until dark _____ he found _____ he thought was the correct way to solve the problem.
A.when; that | B.that; that | C.when; what | D.that; what |