单选题
Historically, humans get serious about avoiding disasters only after one has just struck them. (21) that logic, 2006 should have been a breakthrough year for rational behavior. With the memory of 9/11 still (22) in their minds, Americans watched hurricane Katrina, the most expensive disaster in U.S. history, on (23) TV. Anyone who didn't know it before should have learned that bad things can happen. And they are made (24) worse by our willful blindness to risk as much as our (25) to work together before everything goes to hell. Granted, some amount of delusion (错觉) is probably part of the (26) condition. In A.D. 63, Pompeii was seriously damaged by an earthquake, and the locals immediately went to work (27) , in the same spot—until they were buried altogether by a volcano eruption 16 years later. But a (28) of the past year in disaster history suggests that modern Americans are particularly bad at (29) themselves from guaranteed threats. We know more than we (30) did about the dangers we face. But it turns (31) that in times of crisis, our greatest enemy is (32) the storm, the quake or the (33) itself. More often, it is ourselves. So what has happened in the year that (34) the disaster on the Gulf Coast? In New Orleans, the Army Corps of Engineers has worked day and night to rebuild the flood walls. They have got the walls to (35) they were before Katrina, more or less. That's not (36) , we can now say with confidence. But it may be all (37) can be expected from one year of hustle (忙碌). Meanwhile, New Orleans officials have crafted a plan to use buses and trains to (38) the sick and the disabled. The city estimates that 15, 000 people will need a (39) out. However, state officials have not yet determined where these people will be taken. The (40) with neighboring communities are ongoing and difficult.
【答案解析】本题考查形容词辨析。fresh意为“新鲜的；清新的；淡的”；obvious，apparent及evident均有“明显的”的含义，但obvious指“容易知道或发现，无须解释或证明的”，如：It's obvious that a man isn't strong enough to lift an elephant.；apparent含“一目了然的”的意思，还可指“思想上容易理解的”；evident多用于推理及抽象的事，指“明显的”，如：It's evident that the plan is impracticable.本题说的是memory“回忆”依旧清晰，常用fresh和它搭配。本题选择A项。
单选题
A. preparing B. protesting C. protecting D. prevailing
【正确答案】
C
【答案解析】本题考查固定搭配。protect sb. from sth.意为“保护某人免受某事的伤害”。prepare意为“准备”，常用prepare for sth.结构，表示“为某事做准备”；protest意为“抗议”，常用于protest against sth.意为“反对某事”；prevail意为“流行；成功”。本题选择C项。
【答案解析】本题考查固定搭配。turn out that/ turn out to be sth.意为“结果是”。turn up意为“出现”; turn down意为“拒绝”；turn over意为“反复考虑；翻过”，根据语境，选择D项。
单选题
A. merely B. rarely C. incidentally D. accidentally
【正确答案】
B
【答案解析】本题考查副词辨析。本题涉及两组词辨析，merely和rarely，以及incidentally和accidentally。merely表示“仅仅，只不过”的意思，rarely表示“极少，罕有”的意思。而incidentally和accidentally均表示巧合。由More often，it is ourselves.可知这里想表示真正的敌人不是storm等自然现象，需用含有否定含义的词，所以填入rarely。