这里 “plant” 是被帮助的对象,后面应接动词原形或 “to + 动词原形”。选项A:“grow” 是动词原形,符合 “help” 的用法,正确。选项B:“growing” 是现在分词形式,不符合 “help” 的用法结构,错误。选项C:“to grows” 中“grows” 形式错误,“to” 后应接动词原形,所以该选项也错误。综上,答案是 A...
—What helps plant _ ? —Water, sun and air.相关知识点: 试题来源: 解析 grow 这道题问的是 “什么有助于植物___?”,回答是 “水、阳光和空气”。根据常识,水、阳光和空气是帮助植物生长的要素。“grow” 有 “生长” 的意思,常见用法有 “help sb./sth. do sth.”,表示 “帮助某人 / 某物做...
以下是支撑植物生命的六大核心要素及其科学原理。 一、光:能量的源头 光是植物进行光合作用的唯一能量来源。叶绿体中的叶绿素吸收阳光后,将二氧化碳和水转化为葡萄糖和氧气,这一过程为植物提供95%以上的干物质积累。不同植物对光照需求差异显著:喜阳植物(如多肉、玫瑰)需要每日6-8小时直射...
42、rlds plant life and even its soil and rocks, its waters and surrounding air. Mountains are being dug up to provide minerals and stone for buildings. The very ground under our feet is washing away as we chop down the forests, plow up the fields, and excavate (挖掘) foundations for ...
Finally, we can seek chances to plant trees,which can absorb carbon dioxide and give out oxygen. In brief, what should be advocated is that we should live a low-carbon life and take actions to conserve the environment. 16. 过低碳生活 ...
题目Plants can be tall or short. What part helps a tall plant stay upright? A. Roots B. Leaves C. Flowers D. Stems 相关知识点: 试题来源: 解析 D。茎(Stems)帮助高大的植物保持直立,根(Roots)固定植物在地下,叶子(Leaves)进行光合作用,花朵(Flowers)用于繁殖。
(2013江苏卷)When hestarted, he assumed that signs of the bends would be rarer in younger fossils, reflecting their gradual evolution of measures to deal with decompression.当他开始研究时,他认为在较年轻的化石中,减压病的迹象会更罕见,这...
What is the non-living part of a plant cell? What cell parts are found only in plant cells? What are plant cell membranes made of? Stomata are part of which type of plant structure? What provides the support structure for animal cells?
surroundsaplant cellandhelpsprotect andsupportit. Aplantcellalso containsalarge centralvacuole. Whatisaplant?(cont.) Lesson1-1 Mostplantshaveroots,stems,andleaves. Rootsanchoraplantinthesoil,enableittogrowupright,andabsorbwaterandmineralsfromthesoil. ...
Unlike other organisms in the domain Eukarya, the kingdom of plants has a unique ability to make their own food. Because of this, they are known as autotrophs.Answer and Explanation: The organelle within plant cells that helps make food is called the chloroplast. The chloroplast is a large...