Don’t be afraid of new words. You can ______ in the dictionary.

A．look at them

B．look for them

C．look them up

D．look them over

粗毫针多用于（）。

A.四肢部穴位

B.瘫痪、麻木等病症

C.眼区穴位

D.腰臀部穴位

E.头面部穴位