•Let's go to the shop.I'm going to buy a gift for your grandpa.

让我们去商店吧。我将要为你(外)祖父买一份礼物。

••OK.

好的。

∴Be careful! Look at the traffic lights.It's yellow.Don't cross the street.Stop and wait.

小心！看交通灯。是黄灯。不要过马路。停下来等一等。

∷All right.

好的。

•The light is green.We can go now.

绿灯了。现在我们可以走了。

••Let's go.

让我们走吧。