(4) 意见，预言。My bet is that they have got held up in the traffic.

　　　　　　　　　　我想他们一定是因交通拥护而受阻了。

4. scenes 1 and 2are provided in the teacher's book.教师用书中提供了场景1和2.

provide vi.&vt.

provide sth. (for sb.)把某物供应给某人

provide sb.with sth.向某人供应某物。

They had to ______________________________________.

=They had to provide their children with food and money.

他们不得不向他们的孩子们提供钱与食物。

provide for sth. / sb.准备，（为......）做必须之事，抚养。

He has a large family to provide for. 他要养活一大家人。

[知识拓展]

supply供应供给

Trees supply shade in summer.树木在夏天提供树荫。

supply sth. for/to sb. 把某物提供给某人

supply sb. with sth. 向某人提供某物

support

支撑支持 A) He supported himself with a stick.他拄着手杖。

　　　维持，供养B)He has a large family to support.他有一大家子要养活。

支持 C)His family supported him in his decision. 他的家庭支持他的决定。

5. He is lost in London. 他在伦敦迷路了。

be lost

be lost相当于lose oneself上句可改写为 He lost himself in London . 注意这种反身代词做动词宾语所表达的含义，这种结构往往以被动形式表达主动含义。

He________________, and he almost ran into the car in front of him.

=Lost in thought, he almost ran into the car in front of him.

因为陷于深思之中，他差点儿撞到了他前面的车。

He seated himself in a comfortable chair.

= He was seated in a comfortable chair.

　　　他坐在一把很舒适的椅子中。

6. Walking down the street, he heard someone calling him.正当他在街上走的时候，他听到有人叫他。

Walking down the street

When he was walking down the street ,he heard someone calling him.

______________, Tom didn't catch up the first bus.

=Because Tom got up late, he didn't catch up the first bus.

Tom因为起床晚了，所以没赶上第一班车。

Having told him many times, I found he didn't do what I had told him to do.

= I had told him many times, but I found he didn't do what I had told him to do.

虽然我已经告诉他很多遍了，但我发现他并没做我让他做的事。

7. Permit me to lead the way, sir. 先生，请允许我带路。

permit vt.&n.

(1).vt. 允许，许可

Permit+ n./prop./sb.to do/doing