听歌学英语: Jessie J与B.O.B合作歌曲Price Tag Jessie J - Price Tag身价牌 Seems like everybody's got a price I wonder how they sleep at night When the tale comes first And the truth comes second Just stop, for a minute and Smile Why is eve...
Background: 生物学家多年来一直通过给企鹅做标记的方法来监视企鹅的行踪。法国科学家近日指出,此举动不仅会给企鹅的健康带来危害,而且还对已收集到的有关气候变化的数据产生质疑。...
Larry告诉李华他连续几天给他哥哥打电话,可是总也找不到他。 李华会学到两个常用语:phone tag和chit chat。 LL: Argh! I just got my brother's answering machine AGAIN. I've been playing phone tag with him for days. LH...
Tag questions are used when seeking confirmation of what one believes to be true. They restate, in question form, the previously spoken sentence. For example, He is an engineer. Isn't he? (Positive statement, negative tag) They're not from Colorado....