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[析] 不是所有结尾是ly的词都是副词,但friendly是形容词,这样的词还有lovely, lonely, costly, lively…monthly weekly…。但其中有些词既是副词,又是形容词,如:early, hourly, monthly…
[误] You can speak free in front of your friends.
[正] You can speak freely in front of your friends.
[析] free作为形容词意为"自由的,有空闲的,免费的"。作为副词讲则是"免费"之意。而freely作为副词则是"自由的,随便的"。这些要注意的词还有:hard 努力,艰苦 hardly 几乎不 late 迟,晚lately 最近的,最新的 near 近 nearly 几乎like 像 likely 几乎
[误] They must have arrived till now.
[正] They must have arrived by now.
[析] by now是用于表达到目前为止某一动作已经发生,所以应用瞬间动词。而till now是强调某一动作一直持续到现在,所以一定要用持续性动词。must have+过去分词是对过去某一事情所作的肯定推测。
[误] Someone called you right now.
[正] Someone called you just now.
[析] just now有两个意思,其一是"刚才",其二是"现在",而right now只能用于现在的状态。just则用于完成时态,如: I have just finished my homework.
[误] My father will be back from America at present.
[正] My father will be back from America presently.
[析] presently有两个意思:其一是最近,不久,其二在美语中是现在之意,与at present相同。而for the present为暂时,如: I teach English in the school for the present.
[误] I'll be back at the moment.
[正] I'll be back in a moment.
[析] at the moment 其意为"现在,当时",而in a moment意为"马上过一会",与in a minute意思相近。
[误] The train from Shanghai will arrive here in time.
[正] The train from Shanghai will arrive here on time.
[析] on time为"准时",而in time有两个含意。其一是"及时",如:The doctor arrived in time。其二是"将来,终究"。