由......到......情况不等......
vary with 随着......而变化
(2)variety n. 变化,多样性,种类
a variety of/ varieties of 各种各样的
(3)various adj. 各种各样的,多方面的
①The temperature in winter in this area varies from 0 ℃ to 15 ℃.
这个地区冬天的气温在0度到15度之间变化。
②They vary in weight and height.
他们在体重和身高上不同。
【导学号:03532012】
③The store provides the customers with a great variety (vary)of goods every day.
这家商店每天为顾客提供各种各样的商品。
[名师点津] a variety of/varieties of后接可数名词作主语时,该名词用复数形式,其谓语动词用复数形式。
involve vt.包括;涉及
(教材P22)Greetings in Asian countries do not involve touching the other person,but they always involve the hands.亚洲人打招呼是不接触他人身体的,但经常会用到手。
(1)involve sb.in (doing)sth. 使某人参与(干)某事,使某人牵扯到某事中
involve doing sth. 包括做某事;参与做某事
(2)involved adj. 复杂的;有牵连的,有关的
be/get involved in 被卷入;热衷于;专心于
be/get involved with 与......有关
①The school often involves the children in all kinds of afterschool activities.
学校经常让孩子们参加各种各样的课外活动。