3)make lower降低，减少 e.g.The OPEC countries depressed their oil output a month ago. (2)Meaning:Therefore when I got to the school on a hot morning in June I was in such low spirits that I did not and could not feel any anxiety of fear at all (3)Q:What can we infer from this sentence? A:The journey from his home to the school was very bad. 4....they struggled to survive the dust and the fumes from a busy main road. ()survive:v.stay alive inor despite,live or exist longer than幸存，存话，比…活 得长 e.g.The crops survived the drought. The man survived his wife by many years (2)Meaning:The evergreen shrubs tried hard to stay alive in the dust and fumes from a main road with very busy traffic. 5.He looked at me with an air of surprised disapproval,as a colonel might look at a private whose bootlaces were undone. ()air:appearance,,manner表情，神态 e.g.He always talks with an air of self-importance. The room has an air of luxury. (2)undo:vt. I)unfasten(what is tied or wrapped);untie解开，松开 e.g.Let me help you undo the buttonson that jacket. 2)to cancel the effect of sth.取消，废止（某事的影响 e.g.What is done cannot be undone. The new President undid many rules set up by the former President The prefix"un-"has a negative meaning.See P60 6.The narrow,sunless hall smelled unpleasantly of stale cabbage;the walls were dirty with ink marks;it was all silent. smell of:give out the smell or scent of散发，有.气味 e.g.The garden smells of roses. His breath smelled of garlic. 3) make lower 降低，减少 e.g. The OPEC countries depressed their oil output a month ago. (2) Meaning: Therefore when I got to the school on a hot morning in June I was in such low spirits that I did not and could not feel any anxiety of fear at all. (3) Q: What can we infer from this sentence? A: The journey from his home to the school was very bad. 4. …they struggled to survive the dust and the fumes from a busy main road. (1) survive: v. stay alive in or despite; live or exist longer than 幸存，存活，比…活 得长 e.g. The crops survived the drought. The man survived his wife by many years (2) Meaning: The evergreen shrubs tried hard to stay alive in the dust and fumes from a main road with very busy traffic. 5. He looked at me with an air of surprised disapproval, as a colonel might look at a private whose bootlaces were undone. (1) air: appearance, manner 表情，神态 e.g. He always talks with an air of self-importance. The room has an air of luxury. (2) undo: vt. 1) unfasten (what is tied or wrapped); untie 解开，松开 e.g. Let me help you undo the buttons on that jacket. 2) to cancel the effect of sth. 取消，废止（某事的影响） e.g. What is done cannot be undone. The new President undid many rules set up by the former President. The prefix “un-” has a negative meaning. See P60. 6. The narrow, sunless hall smelled unpleasantly of stale cabbage; the walls were dirty with ink marks; it was all silent. smell of: give out the smell or scent of 散发，有…气味 e.g. The garden smells of roses. His breath smelled of garlic