_____ life will continue on the earth for millions of years to come will depend on ______this problem can be solved.
A.Whether; that | B.That; why | C.Thathow | D.Whether; whether |
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_____ life will continue on the earth for millions of years to come will depend on ______this problem can be solved.
A.Whether; that | B.That; why | C.Thathow | D.Whether; whether |