现在的大气与早期的大气的主要区别是,今天的大气包括()。
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达尔文在进化论方面的贡献是多方面的。最重要的是完成了两个理论突破:一个是提出(),一个是提出了()。
自然选择的三种主要模式是 ______、 ______和 ______。
Task 1 Fill in the blanks with the right words or phrases. Change the form where necessary.resolveplay favorites connect withbarriertake a step beyondeffectiveavoidacknowledgeput oneself in someone else's shoespay attention to1. If you _______________________, you will not complain about it again.2. As a public official, you should __________________ your words and behaviors.3. To be successful in your professional life you should learn how to ________________ your colleagues.4. Talking about others behind their backs is a ______________ to interpersonal relations.5.Our government should adopt _____________measures to solve the unemployment problems.6. When he is in anger, you should ___________ conflicting with him.7. To demonstrate your sincerity you should __________ apologizing. I guess they need compensation.8. A fair leader is one who tries to avoid ____________.9. Can you help me ____________ this technical problem?10. With so much evidence against him he had to _______________ his error.