witnesson Basic wordsalso onCEFR Upper intermediate (B2)? Band 3 (BND3)? 作证,作证人,成为证据,证明, 目击者,见证人 witness witness(verb) 作证,作证人,成为证据,证明 witnessed witnessed(verb) 作证(witness的过去式和过去分词) witnesses witnesses(noun) 目击者(witness的名词复数),见证人 witnessing witnessing(verb) 作证(witness的现在分词) witness witness(noun) 目击者,见证人 Forms verbnoun witness witnesses witnessed witness witnessing