83个四级阅读必背短语

eg:Other actions can be taken to back up the policy. 可以采取其他措施来支持这个政策。 5.cut down 削减;砍倒 eg:Recycling cuts down on waste. 废品回收能减少浪费。 6.be concer...

1. abide by(=be faithful to; obey)忠于;遵守。 2. be absent from... 缺席,不在 3. absence or mind(=being absent-minded) 心不在焉 4. absorb(=take up the attention of)吸引……...

SAGE recommended that allcountries urgently introduce the HPV vaccine for the primary target of9-14-year-old girls and, when feasible and affordable, prioritize catching up...

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