Put your brain into gear before opening your mouth.

开口之前先动脑。

Ron opened his mouth in horror.

罗恩惊恐地张大嘴巴。

Open your mouth and say " Ahh."

张开嘴说“啊”。

He opened his mouth and let out a scream.

他张开嘴，发出一声凄厉的喊叫。

But you never actually open your mouth.

但你最终还是选择了沉默。

Open your mouth and eat this.

张开嘴 赶快吞下这个。

Then he opened his mouth very wide.

然後张大了他的嘴。

Riddle opened his mouth, but froze.

里德尔张开嘴巴，刚要说话，却突然愣在了那里。

Open your mouth and pronounce the sound loudly.

张开口，大声读这个音。

Open your mouth up wide for that one.

要发这个音的话，得把嘴巴给张大。

He did not open his mouth, poor father!

父亲不说什么。

Don't worry, just keep your mouth open.

别担心 嘴巴张着就行。

Open your mouth. I wanna smell your breath.

张开嘴，我要闻闻。

Philip and David opened their mouths in surprise.

菲利浦和大卫惊讶地张开嘴。

Josie opened her mouth to tell about Joe.

乔西张开嘴想说乔的事。

I opened my mouth, but nothing came out.

我张开嘴，但发不出声音。

That means you can't open your mouth.

这意味着你不能开口。

Then open your mouth and let me see!

那就张开嘴让我看看！

No, you opened your fat mouth.

不，你又大嘴巴了。

He opened his mouth and some buttermilk ran in.

它张开嘴，一些牛奶流到嘴里。