解析：近年来，随着中美两国贸易战的深入，我国为了应对美 国的贸易挑战，对美国的小麦和玉米的进口量有所变动。 答案：A

to the post office and get some envelopes and stamps for me. I also put the ink bottle on them to draw your attention. M:I see now.Why can't you go and get them yourself?The post office is only about 30 minutes'walk from here. W:Of course I know how far it is from school.I can't go there myself because I'm very busy doing some chemistry experi- ments in the lab.What's more,I have to prepare for my Eng lish exam. (Text 10) W:Attention please!Now I will give you a brief introduction to the Winter Festival.It is a free event and is organized by a team of volunteers.The first Winter Festival was introduced the year before last.Sadly due to a lack of money,no festival was held last year.This year the government may provide $15,000

8.答案：①推进故事情节。“雪”为判断陆希荣伪造脚印、临津江完 全封冻提供了合理性。②渲染气氛，烘托人物心理。“雪”既能 渲染士们排练锣鼓的欢庆气氛，又能烘托周仆对临津江能否 封冻的担忧、对下属受伤的沉重、对得知临津江完全封冻的欣喜 等一系列心理。③烘托人物形象。战士“雪”夜侦察，以恶劣环 境烘托出他们勇敢无畏的英雄形象。（每点1分，答出三点得 满分) 解析：“雪”作为环境描写，是小说“三要素”之一，分析其作用，也 离不开故事情节、人物形象这两大要素。

5.答案：①首先提出“原始巫术咒语深刻影响了中国诗歌的起源与 发展”的中心论点。②然后介绍远早于《诗经》时代原始巫术流 行的盛况，得出“巫术咒语便是早期诗歌的雏形”的结论。③再 从“传世文献”和“出土文献”两个角度阐释原始巫术咒语与诗歌 的联系。（每点2分） 解析：议论文行文脉络的梳理应紧扣议论文论点、论据、论证这 三要素来组织答案。

23.答案：「写作提示依据材料，应以“好奇心”为作文的中心话题， 以材料寄寓的多维观点为写作中心：①好奇心是人的天性，应 保持自己的好奇心；②很多人因主观、客观因素而失去了好奇 心，也失去了追求和成功的希望；③好奇心有健康和不健康之 分，不健康的好奇心对人有害。题目还规定了作文的体裁，要 突出议论文或记叙文的文体特点。题目的第三个要求是围绕 自己的思考和人生经历来写，这一点在写记叙文的时候可能容 易被忽略。

20.答案：把土地比喻成思绪，既生动表现了冬天田野的空阔、干 净，又表达了此时自己思绪的纯净、悠远。 解析：先确定本体、喻体，按题干要求分析两者之间的相似性， 再结合文意分析其表达效果。

17.答案：(1)地崩山摧壮士死 然后天梯石栈相钩连(2)择师而 教之则耻师焉 (3)浊酒一杯家万里燕然未勒归无计 解析：第(1)题注意准确书写易错字“摧”“钩”。第(2)题注意准 确书写易错字“耻”。第(3)题注意准确书写易错字“浊”“勒”。

16.导致①③两地主要农作物不同的因素是 A.降水 B.热量 C.土壤 D.光照

解析：澳大利亚地广人稀，耕地面积广，粮食出口量大，且与新 西兰的距离近。 答案：B

W:Well,I only have room for one thing,so I'll take the shirt. M:OK,enjoy your free water bottle! (Text 7) M:Excuse me for not coming to class tomorrow. W:You've missed a lot of lessons already.I think you should work a little harder to make up for them. M:Yes,I will,Miss Smith. W:Why can't you attend my class tomorrow? M:My grandfather is seriously ill and my family will visit him in the hospital tomorrow. W:All right,you are excused.By the way,which hospital has your grandfather been in? M:St George's Hospital.