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1、一,频率副词是表示与次数,频率有关的副词,如:always(总是),usually(通常),often (经常)sometimes(有时),seldom(不常),hardlylO%(几 乎不)hardly ever(几乎从不)never (从不)once(一次),twice(两次),等。Always100% usually85% often75% sometimes20% seldom15%never0%二,频率副词在句子中的位置1, 在be动词,情态动词及第一个助动词之后。Eg, She is always kind to us.I can never forget the day.The
2、work has never been done.2, 实义动词之前He often goes to school early.3, 有时为了强调,可放在句首。Sometime I stay at home during the weekend.三,对这些频度副词提问时,用how ofteno如:Sometimes I write to my brother.How often do you write to your brother?四,may be和maybe 一分一合,但它们的含义和用法却截然不同。maybe是副词,意思是“也许、可能”在句中作状语,相当于perhaps,常位于句首。Maybe she ll come this afternoon.她可能今天下午来。Maybe you put the pen in your bay.大概你把笔放在包里了。在may be中,may是情态动词,be是动词原形,两者构成完整的谓语形式,与主语形成系 表结构,意为“也许是、可能是”。I can t find my watch. It may be in your pocket.我找不到我的手表了,它可能在你的口袋里。He may be a soldier.他可能是军人。