Unit 2 Vocabulary课件- 2025-2026学年人教版英语八年级下册

UNIT 2 Stay healthy Section B Vocabulary in use By the end of this lesson, students will be able to: Understand and explain the meaning of the suffixes -self/-selves, -less, and -ache. Use words with these suffixes correctly in sentences and short passages. Apply common injury-related vocabulary (e.g., injury, suffer, X-ray) in context. Learning objectives colour care harm pain colourless careless harmless painless Can you tell what the suffix “less”means? 1.hope→ hopeless without hope → 含义：___________ 2.end→ endless without end → 含义：___________ 3.use→ useless without use → 含义：___________ 4.home→ homeless without home → 含义：___________ Practice: Tell the meaning of the following word after being added the suffix 无望的；绝望的 无止境的；没完没了的 无用的 无家可归的 Look at the changes of the pictures and summarize the rule. suffix 无色的 无害的 粗心的 无痛的 without back tooth stomach head backache headache stomachache toothache Can you tell what the suffix “ache”means? Look at the changes of the pictures and summarize the rules. Pain my ____________　 our _________ your ___________　 your _________ it _____________　 them _________ him ___________ her ___________ myself 我自己 ourselves 我们自己 themselves 他们自己 itself 它自己 yourselves 你们自己 yourself 你自己 himself 他自己 herself 她自己 Can you tell what the suffix “self/selves”means? Look at the changes below. Summarize the meaning of the suffix. a person or a thing on their own. 2a What does each suffix in the box mean? Complete the table with the correct suffixes. back______ head______ stomach______ tooth______ colour______ care______ harm______ pain_______ my______　our______ your______　your______ it______　them______ him______ her______ colourless careless harmless painless backache headache stomachache toothache myself ourselves themselves itself yourselves yourself himself herself -self/selves -less -ache ________________ ________________ _______________________________ (without) (pain) （a person or thing on thheir own) less ache self/selves Look at these people. They are each in pain. Do you know how to use the right “pain word” to describe each person’s pain? The little boy fell off his chair and cried out in ______. (pain / ache) pain n& v：含义更广，可指各种类型、程度的疼痛，涵盖身体（生理）和心理上的痛苦，是通用词。 例：a sharp pain in the leg（腿部刺痛）、the pain of losing a friend（失去朋友的痛苦）。 painful adj 令人疼痛的 ache：特指持续性的、轻微的隐痛或酸痛，仅用于身体不适，无心理层面含义，常与身体部位搭配构成复合词。 例：a headache（头痛）、stomach ache（胃痛） 特点：通常指突然的、剧烈的疼痛。 特点：强调身体隐隐作痛（持续性酸痛） Injury n.含义：指具体的 “受伤、损伤”，通常是外力造成的身体伤害，比如运动受伤、事故受伤。 用法：名词，常与 get an injury / suffer an injury 搭配。 例：He got a serious injury in the football match.（比赛中严重受伤）。 特点：强调 “受伤的事实”，需要治疗或休息恢复。 2.Be careful when you do sport. If you get a(n) ______, you'll have to rest for some time. (injury / pain) hurt vi 身体受伤 / 疼痛；伤害感情（口语化） adj：受伤的；疼痛的 harm v&n“伤害、损害”，可以是身体上的，也可以是精神、财产上的损害。 用法：可作名词或动词，常用搭配 do harm to / harmful（形容词）。 例：Smoking does great harm to your health.（对健康有害） 例：The chemicals are harmful to the environment.（有害的） Sore（身体部位）酸痛的；发炎疼痛的（常指肌肉、喉咙等）； 3.Don't lie down for too long as it could make your back feel ______. (harmful / sore) 2b Complete the sentences with the correct words in brackets. The little boy fell off his chair and cried out in ______. (pain / ache) If you don't wear a mask, you might ______ the flu. (have / catch) Be careful when you do sport. If you get a(n) ______, you'll have to rest for some time. (injury / pain) Tom's ear ______, so the doctor gave him some pills for it. (painful / hurt) Don't lie down for too long as it could make your back feel ______. (harmful / sore) catch the flu 是固定搭配，意为 “患上流感”，强调 “感染” 这个动作。have the flu 则表示 “正患有流感”，侧重状态。 v. adj v. Kelly looked at her phone. She was late, and her exam was starting in 10 minutes! Suddenly, something hit her hard and ______ her to the ground. “Are you all right?” the driver cried out. His face was ______ with fear. But Kelly didn’t say anything. She was ______ from shock and her arm was bleeding. “Don’t worry. I know first ______! I’ll call for help too!” the driver said. At the hospital, the doctor checked Kelly’s arm carefully. An ______ showed that her right arm was broken. “You’re lucky that your ______ wasn’t worse,” said the doctor. “You’re right,” Kelly said. “I’ll ______ looking at my phone while crossing the road next time.” injury, suffer , X-ray, avoid, aid, throw, colour 2c Complete the passage with the correct forms of the words in the box. v. n. v. adj. threw colored suffering aid X-ray injury avoid n. 伤，损害 v. 遭受 n.X 光 v.避免 n&v 救助 投掷，抛扔 n. 颜色 v. 使...变色 n. For all 写对话 Write 3 original sentences using words with -less (e.g., colourless, harmless) and 3 using -ache (e.g., toothache, headache). For some Write a 80–100 word personal story about a small injury, using at least 5 words from this lesson (e.g., suffer, avoid, ache, painful, injury). Homework $