Challenge Yourself B-2025-2026学年高中英语重点词汇精讲选择性必修第四册（重庆大学版）

高中选择性必修第四册重庆大学版 寒假专版 词汇核心考点精讲 【寒假专版】 高中·重庆大学版·选择性必修第四册Challenge Yourself B 单元词汇总览 shrink/rkv.h.收缩：缩小；退稳固（性） covering/'KAvar四/n./adj.遮盖 缩：萎缩 rarely/reli/adv.很少；难得：罕物；覆盖物：覆盖的 flatten /'flaetn/v. 使变平：弄见地 sphere/sfia()/n.球：球体：领域： 平：（使）倒伏 solid/'splid/adjm.固体的：坚固范围 stable/steb/adjm.稳定的：稳的：固体；立方体 biosphere/'barausfia()/n.生物 固的：马厩 envelope/'envalaup/n.信封：封圈 stability/sta'bilati/n.稳定（性）；皮；外壳 词汇核心考点精讲 1.shrink /fr四k/v..收缩：缩小：退缩；萎缩 ·核心考点：词性：动词(v.)、名词(n.) 3个核心义：收缩（体积变小）、缩小（范围减少）、退缩（因害怕等） ·必记搭配与例句：·shrink from(回避)：She shrank from telling him the truth. ●shrink in size(尺寸收缩)：The clothes shrank in the wash. ·mental shrink(心理医生，非正式)：He consulted a shrink about his anxiety.. ·重点派生词：●shrinking（形容词)：shrinking population（人口减少) ●shrinkage(名词)：shrinkage of the economy(经济菱缩) 2.flatten/'flaetn/v.使变平；弄平；（使）倒伏 ·核心考点：词性：动词(v) 3个核心义：使变平（弄平表面）、（使）倒伏（被压平）、打倒（非正式） ·必记搭配与例句：●flatten out(变平)：The road flattened out after the hill.. ●flatten against（紧贴)：He flattened himself against the wall, ●flatten sb.(打倒某人)：The punch flattened him ·重点派生词：●flattened(形容词)：flattened grass（被踩倒的草) ●flattening(名词)：the flattening of the landscape(地形变平) 3.stable/sterbl/adj.m.稳定的；稳固的：马厩 高中选择性必修第四册重庆大学版 寒假专版 ·核心考点：词性：形容词(adj.)、名词(n.) 3个核心义：稳定的（状态稳固）、稳固的（结构牢固）、马厩（名词义） ·必记搭配与例句：·stable government(稳定的政府)：We need a stable government. ●stable relationship(稳固的关系)：Their marriage is stable.. ·mentally stable(精神稳定的)：He is mentally stable. ·重点派生词：·stability(名词)：political stability(政治稳定) ●stably(副词)：The economy is growing stably. 4.stability/sta'brlati/n.稳定（性）：稳固（性） ·核心考点：词性：名词(n) 2个核心义：稳定（性）、稳固（性） ·必记搭配与例句：●social stability(社会稳定)：Social stability is important for development. ●stability of sth.(某事物的稳定性)：the stability of the building(建筑物的稳固性) ●gain stability(获得稳定)：The company has gained stability. ·重点派生词：·stable(形容词)：a stable economy(稳定的经济) ●stabilize(动词)：stabilize prices(稳定物价) 5.rarely/'reali//adv.很少：难得；罕见地 ·核心考点：词性：副词(adv,) 2个核心义：很少（频率低）、难得（强调稀缺） ·必记搭配与例句：·rarely do(倒装句)：Rarely do I go to the cinema. ●rarely if ever(几乎从不)：She rarely if ever eats out. ●rarely seen(罕见的)：This bird is rarely seen here. ·重点派生词：●rare(形容词)：rare species(稀有物种) ●rarity(名词)：a rarity(罕见之物) 6.solid/sDld/adjn.固体的：坚固的：固体；立方体 ·核心考点：词性：形容词(adj)、名词(n) 3个核心义：固体的（物质状态）、坚固的（质地硬）、可靠的（人品） ·必记搭配与例句：●solid evidence(确凿证据)：We have solid evidence against him, ●solid foundation(坚实基础)：The building has a solid foundation. ●solid support(坚定支持)：She has my solid support, ·重点派生词：·solidly(副词)：solidly built(建造坚固的) ●solidity(名词)：the solidity of the structure(结构的坚固性) 7.covering/'KAvar四/n./adj.遮盖物；覆盖物：覆盖的 高中选择性必修第四册重庆大学版 寒假专版 ·核心考点：词性：名词(n)、形容词（ad) 3个核心义：遮盖物（名词）、覆盖物（名词）、覆盖的（形容词） ·必记搭配与例句：·a covering of(一层覆盖物)：a covering of snow(一层雪) ●waterproof covering(防水覆盖层)：The tent has a waterproof covering. ·covering letter(求职信，英国用法)：Please send your CV with a covering letter.. ·重点派生词：·cover(动词)：cover the table(覆盖桌子) ●uncovered(形容词)：uncovered food(未覆盖的食物) 8.sphere/sfia()/n.球；球体；领域；范围 ·核心考点：词性：名词(n) 3个核心义：球（几何体）、球体（立体形状）、领域（活动范围） ·必记搭配与例句：●in the sphere of(在…领域)：He works in the sphere of education. ·the public sphere(公共领域)：Debate is important in the public sphere. ●spherical(形容词)：a spherical object(球形物体) ·重点派生词：·spherical(形容词)：spherical shape(球形) ·hemisphere(名词)：the Northern Hemisphere(北半球) 词汇核心考点综合训练 1.一、单项选择 1.The company has gained greater in the market after the new policy. ·A.stable 。B.stability 。C.stably 。D.stabilize 2.Rarelysuch a beautiful sunrise in this city. ●A.I have seen ●B.have I seen 。C.Isee 。D.do I see 高中选择性必修第四册重庆大学版 寒假专版 3.The old house has afoundation that can withstand earthquakes. 。A.solid 。B.solidly ·C.solidity ·D.solidify 4.After washing,the sweater_in size and became too small. ·A.flattened ●B.shrank ●C.covered 。D.stabilized 5.He works in the_of environmental protection and has made great contributions. ●A.sphere ●B.covering 。C.stability ●D.shrinkage 6.The tent is equipped with a special waterproof to keep the rain out. ●A.cover ·B.covering ●C.covered ●D.uncover 7.The road_out after the mountain,making driving much easier. ●A.shrank ·B.flattened 高中选择性必修第四册重庆大学版 寒假专版 。C.stabilized ·D.solidified 8.She from telling her parents the bad news because she was afraid of their reaction. ·A.shrank ●B.flattened 。C.stabled ●D.rared 9.A_government is essential for the country's economic development. ●A.stability ·B.stably ●C.stable ●D.stabilizing 10.This species of bird is-seen in this area,so it's considered a rarity. 。A.Iare 。B.rarely ●C.rareness ·D.rarify 2.二、根据提示补全句子 1.The economy has shown signs of(stable)after months of adjustment 2.The _(shrink)of the forest area has become a serious environmental problem. 3.He was praised for his(solid)support during the difficult times. 4.The(cover)of snow made the landscape look like a fairyland. 5.The team needs to(stabilize)its performance to win the championship. 6.The_(flatten)of the hillside was necessary for the construction project. 7.She speaks_(rare)about her personal life to others. 高中选择性必修第四册重庆大学版 寒假专版 8.The(sphere)shape of the earth was proven by early explorers. 3.三、首字母填空 1.The psychologist is often referred to as a"mental s"in informal conversations. 2.The building's s_structure ensures it can stand for hundreds of years. 3.R do we have such a chance to meet world-famous scientists in person 4.The company's profit began to s_after the new competitor entered the market. 5.A thick cof leaves covered the ground in the forest. 4.参考答案 ·一、单项选择 1B2.B3.A4.B5.A6.B7.B8.A9.C10B ·二、根据提示补全句子 1.stability 2.shrinkage 3.solid 4.covering 5.stabilize 6.flattening 7.rarely 8.spherical ·三、首字母填空 1.shrink 2.solid 3.Rarely 4.shrink 5.covering