Goodness, I wonder if he knows.

天哪，我不清楚他知不知道。

I wonder if I should wear a coat or not.

我不知道该不该穿外套。

I wonder if you'd be kind enough to give us some information, please?

不知能否请您向我们提供些信息？

Nothing more was heard from him so that we began to wonder if he was dead.

此后再没收到他的消息，于是我们开始怀疑他是不是死了。

I wonder if there isn't a streak of femininity in him, a kind of sweetness.

我想知道他身上是否没有一丝女性气质，一种温柔。

I wonder if Tom had a good time having a picnic yesterday.

我不知道汤姆昨天野餐玩得好不好。

I wonder if my friends now are still friends with you, ten years later.

我不知道我现在的朋友在十年后是否还是你的朋友。

I wonder if we shall see the robin?

不知道我们能不能看到那只知更鸟？

I wonder if he, too, has donkey fever?

不知道他是不是也在生驴子热？

I wonder if I shall ever see you any more!

我不知道还能不能再见到你！

I wonder if you can join us tomorrow evening.

我想知道你明晚是否能加入我们。

"I wonder if they are all quite dead," she said.

“我不知道他们是不是都死了。”她说。

I'm moving in a few days and I wonder if you could help.

我过几天就要搬进去了，不知道你能不能帮忙。

We wonder if our parents will come to our graduating party next weekend.

我们不知道我们的父母下周末是否会来参加我们的毕业晚会。

I wonder if you can help me.

不知您是否能帮我的忙？

I wonder if there's any fizz left in the lemonade.

我想知道这柠檬汽水中还有没有气泡。

Sometimes I wonder if people are intrinsically evil.

有时我怀疑人是否生来就是邪恶的。

I wonder if you could point me in the right direction for the bus station.

请问您能指点我到公共汽车站往哪个方向走吗？

They wonder if their community is no longer insulated from big city problems.

他们想知道他们的社区是否不再与那些大城市的问题隔离。

I wonder if this glass is Tom's.

我想知道这个玻璃杯是不是汤姆的。

I wonder if these are Jim's glasses.

我想知道这是不是吉姆的眼镜。

I wonder if I can become an artist.

我想知道我能否成为一名艺术家。

I wonder if the plane can land on time.

我想知道飞机是否能准时着陆。

I wonder if there were any survivors in the accident.

我想知道这次事故中是否有幸存者。

I wonder if it is the key to the garden.

我想知道这是不是花园的钥匙。

I wonder if our school will hold it next year.

我想知道我们学校明年是否会举办。

They might wonder if Christo was making an announcement against pollution.

他们可能想知道克里斯托是不是在发表反对污染的声明。

I wonder if Sally will help us prepare for the party.

我想知道萨莉是否能帮我们准备聚会。

I wonder if you will join us for the English party tomorrow.

我想知道你是否愿意参加我们明天的英语晚会。

Excuse me, I wonder if there is a lost and found office.

打扰一下，我想知道这里是否有失物招领处。