判断什么时态,每个时态都有词眼.现在时:sometimes,usually,often,everyday.进行时词眼:now,listen,look.过去式词眼:yesterday,last,ago,just now.将来时,tomorrow,soon,next.
若在句子中没有词眼,视为现在时.情态动词和助动词后都是动词原形.
判断什么时态,每个时态都有词眼.现在时:sometimes,usually,often,everyday.进行时词眼:now,listen,look.过去式词眼:yesterday,last,ago,just now.将来时,tomorrow,soon,next.
若在句子中没有词眼,视为现在时.情态动词和助动词后都是动词原形.