[归纳拓展]

(1)instruct vt.教授，传授；指示，命令；告知

instruct sb.to do sth.指导某人做某事

(2)instruction n．指示；说明书；使用指南(常用复数)；[U]指导

obey/follow instructions遵从指令/指示

(3)instructive adj.有教育意义的，有启发性的

(4)instructor n．指导员，教练

注意：instruct表示"命令"时，后面宾语从句的谓语动词要用should do，should可以省略。

[语境助记]

(1)It was Jay that instructed me to throw myself out of the plane.

是杰伊告诉我从飞机上跳下去的。

(2)They instructed him that he (should) leave the country at once.

他们命令他立刻离开这个国家。

(3)It is important to follow the teacher's instructions in the lab.

在实验室听从老师的指示非常重要。

[题组训练]

(1)用instruct的适当形式填空

What the instructor says is often instructive.Under his instruction，we have all made progress.

(2)Operate the electrical appliance following the attached in the box，or you'll be at risk.

A．instructions B．explanations

C．introductions D．statements

答案　A

解析　句意为：按照贴在盒子上的说明书操作该电动设备，否则，你会有危险。instructions说明书，指南，符合句意。explanation说明，解释；introduction介绍，引进；statement陈述，叙述。

2．In an interview，he told us that he is always happy to take on new foreign students.

在一次采访中，他告诉我们，他总是乐意接收新的外国学生。

[归纳拓展]

take on接纳，承担；从事；较量；开始雇用；呈现；具有......的特征

take back收回