Unit 3 Computers 语言点

目标认知

重点词汇

signal，spoil, common , solve, anyhow, type, follow, calculate, arise

重点短语

In a way, go by, as a result, deal with, after all, make up

重点句型

It will be+时间段+ before

So/such.....that..

There are/were times when

There was a time when ...

知识讲解

重点词汇

【高清课堂：词汇精讲B2 unit3】

signal

【原句回放】

For example, I have learned to signal to my teammates in computer language to give me the ball when I am open and have a good shot for a goal.

例如，我已经学会使用计算机信号向队友发出信号示意队友把球传给我，当我面前没人防守有机会射一个好球的时候

【点拨】signal (v./n./adj.) 信号，暗号。

1. Vt./Vi.

She signaled, and the waiter brought the bill.

The whistle signaled the end of the match.

She signaled to the children to come inside.

The bell signaled that school was over.

Both sides have signaled their willingness to start negotiations.

2. n.

When she got up from the table, it was obviously the signal for us to leave.