—Do you know the mission of the volunteers?
—No. But I think _____ they will end up doing there will promote public awareness of environmental protection.
A.that | B.no matter what | C.whatever | D.whether |
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—Do you know the mission of the volunteers?
—No. But I think _____ they will end up doing there will promote public awareness of environmental protection.
A.that | B.no matter what | C.whatever | D.whether |