________ he read about the subject, ________ interested he became.
A.So. . . that B.So. . . as C.As. . . as D.The more. . . the more正确答案D
________ he read about the subject, ________ interested he became.
A.So. . . that B.So. . . as C.As. . . as D.The more. . . the more正确答案D
