bring

bring 是指“(从别处朝向着说话者或被提到的人)带来,领来,取来”:

1. Please bring your calculator to every lesson. 请每堂课都带计算器来。

2. Bring your friend to the party. 请带你的朋友来参加宴会。

carry 是指“拿动、搬动、携带”，不管移动方向是朝向说话者，还是离开说话者：

1. The mother carries her baby in her arms. 母亲怀里抱着她的孩子。

2. I always carry a gun. 我总是带枪。

3. Let me carry this suitcase for you. 让我给你拿这个箱子。

fetch 是指“去拿来”，也就是说，既包括“去”的意思，又包括“来”的意思：

1. We had to fetch water from a stream far away. 我们不得不从很远的小溪去取水。

2. I asked her to fetch me an evening paper. 我求她去给我拿一张晚报来。

take 是指(活动方向常常是离开说话者或被谈到的人或某个具体的位置)“拿走、取走”：

1. Take the letter to the post office. 把这封信送到邮局去。

2. Take that cheese away, it smells. 把奶酪拿走，它有味了。

3. She put on her glasses and took the letter from my hand. 她戴上眼镜，从我手里把信拿走。

4. You can take your brother with you. 你可以把你的弟弟带走。