29. A deep finger pressure technique __________as acupressure is especially beneficial for those suffering from headaches.
(A) knows
(B) that knew
(C) known
(D) which known ..了--, 之 n.炉十攻■.⑷成f.叫,......〜泣—-------------------------------------" « ~* ~_=£^—^T5~ _■=々、._ n--; ' -J—a=tt. ^._^.

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統計: A(0), B(0), C(4), D(1), E(0) #1350259