高中英语（人教版2019）选择性必修第一册 Unit4Body Language单词讲解课件（143张））

(共143张PPT)
Unit4
We use both words and body language to express our
thoughts and opinions in our interactions with other
people.
interaction n.相互作用；互动；相互影响
action
interaction-interact
active-activity
act
actor
reaction←-react
actress
activate
inter-前缀，构成n./v./adj/adv.相互；在之间
interchangeable
adj.可互换的
internal adj.内在的，国内的
international adj.国际的
interpersonal adj.人与人之间的
interaction n.相互影响
interval n.间隔，距离
interaction (with,between,among,of)[C U]
交流，；相互作用、合作
interact (with sb./sth.
(与.…)相互交流、影响
interactive adj.
相互作用的
2.Just like spoken language,body language varies from
culture to culture.
vary vi变化；不同；相异vt改变；使不同
vary vi.(varies,varied,varied,varying)
vary from culture/person/area
to culture/person /area
因文化、人、地区而异
Words
Just like spoken language,body language varies from culture
to culture
不同的文化有着不同的肢体语言，这与口头语言相似。
vary
vi.
(根据情况)变化；改变
vary from...to...
从到…不等
My weight varied from_50kg to 70kg three years ago.