charge:泛指生活方方面面的花费；
fee:指支付的服务费、手续费等附加费用（是指比较专业的服务费）；学费、邮费、医疗费、律师费、家教费、咨询费、会费等
fare:指用于乘坐交通工具所需的费用；
toll: 特指通过道路、桥梁、运河、隧道时需支付的费用。
cost:指为购买商品、完成某事或生产产品而支付的款项。
1. charge:泛指生活方方面面的花费；
We have to make a small charge for refreshments.
我们得收取少量茶点费
an admission charge入场费
The seller will send the goods to your house for an extra charge.
卖家会送货上门，但是要收取一笔额外费用。
Gas charges won‘t change until the end of this year.
今年年底之前煤气费不会发生变化。
2. fee: 指支付的服务费、手续费等附加费用（是指比较专业的服务费）；学费、邮费、医疗费、律师费、家教费、咨询费、会费等
legal fees诉讼费
an annual membership fee年度会员费
Does the bank charge a fee for setting up the account?
在这家银行开立账户要收费吗？
He hadn‘t paid his television licence fee.
他尚未缴纳电视机使用许可费。
I‘ve put some money by for college fees.
我已经存了些钱作大学学费。
Our fees depend on the value of the trust.
我们的费用视信托金额而定。
Paying a fee doesn‘t automatically qualify you for membership.
交纳会费并不能使你自动成为会员。
Membership fees should be paid to the secretary.
会员费应交给秘书。
doctor‘s/lawyer‘s fees医生诊费/律师费
The doctor’s fee was higher than we expected.
医生的收费比我们预料还高。
He was looking for a part-time job in order to pay his school fees next semester.
为了交下一学期的学费，他在找兼职。
I thought the lawyer‘s fee was rather high.
我认为那个律师收费很高。
That health club charges an annual membership fee.
那家健身俱乐部收取会员年费。
3. fare: 指用于乘坐交通工具所需的费用；
He has no money to pay his air fare to London.
他没钱买去伦敦的机票。
Coach fares are cheaper than rail fares.
汽车费用比火车费用便宜。
Children under 14 travel at half fare.
14岁以下儿童票价减半。
He could barely afford the railway fare.
他几乎买不起火车票。
The round-trip fare to Havana is 550 Irish punts ($ 673).
去哈瓦那的往返票价是550爱尔兰镑（673美元）。
Have you got the right money for the bus fare?
你有零钱买车票吗？
Train fares are likely to remain unchanged.
火车票价很可能会保持不变。
I save on fares by walking to work.
我步行上班，可以省车钱。
The fully inclusive fare for the trip is £ 52.
这次旅行的全部费用是52英镑。
This has forced airlines to discount fares heavily in order to spur demand
这迫使航空公司对机票大幅打折来刺激需求。
The air fare was about a hundred and ninety-nine pounds or something like that.
机票199英镑左右，大概是这个价钱。
4. toll: 特指通过道路、桥梁、运河、隧道时需支付的费用。
motorway tolls
高速公路通行费
Each car must pay a toll to cross the bridge.
每辆车过桥都得付费。
The Cross-Harbour Tuunkel tool is $ 10 per car.
每辆小汽车通过海底隧道的费用是10美元。
5.cost指为购买商品、完成某事或生产产品而支付的款项。
The total cost of this picnic was about 200 yuan.
这次野餐的全部费用大约200元。
The cost will be met by the company.
费用将由公司支付。
A second-hand car costs a fraction of a new one.
二手车的花费只是新车的零头。
He insisted that he pay for the cost of the taxi.
他坚持由他来付打车的钱。
Consumers will have to bear the full cost of these pay increases.
消费者将不得不承担增加工资所需的全部费用。
A new computer system has been installed at a cost of £80 000.
新的计算机系统已安装，费用为8万英镑。
We did not even make enough money to cover the cost of the food.
我们挣的钱甚至无法糊口。
The cost of a loaf of bread has increased five-fold.
一条面包的价钱增长了4倍。
The cost in terms of human life was high.
付出了很大的生命代价。
Let‘s be practical and work out the cost first.
咱们实际一点儿，先计算一下成本费用。
The cost should average out at about £ 6 per person.
费用应该是平均每人约6英镑。
And again, we must think of the cost.
再说，我们必须考虑成本。
Cost was a key element in our decision.
价钱是我们决策时考虑的主要因素。
The cost would be somewhere around £ 1 500.
费用要在1500英镑上下。
Costs have been reduced by 20% over the past year.
过去一年，各项费用已经减少了20%。
The cost is about half as much again as it was two years ago.
现在的价格比两年前提高约一半。