基本句型及交際用語根據(jù)所給的中文提示完成句子。
1.  同時所有的恐龍都從地球上消失了。
_______ _______ ________ _______,all the dinosaurs disappeared from the earth.
2.  這個巨大的物體和恐龍的滅絕有緊密的關系。
This large object had ______ ______ ______ _______  the extinction of dinosaurs.
3. 科學家們在如何解釋恐龍死亡的原因上存在分歧。
Scientists have ______ ______ upon how to explain the reason of dinosaurs' deaths.
4. 陽光被一大片塵云所阻擋而無法照到地球。
Sunlight ______ ______ _______ ________the earth by a  large cloud of dust.
1. At the same time   2. a close relation with   3. different opinions 4. was stopped from reaching
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