The features of a fish include a notochord, gill slits, ______.

People tend to buy private cars today. For many people,

especially young people, owning a private car has so many

advantages that they just cannot resist the temptation to buy

a car if they could afford it.

Each year the car industry throughout the world produces a

glittering array of different models, designing to appeal to every 【S1】__

age, to every taste, to every pocket-book. For the person who

needs reliable transportation for minimum operating cost, there 【S2】__

is a large selection of small, lightweight car that travel great 【S3】__

distance on very little petrol. For the young, who demand the

ultimate in appearance and performance, there is great variety of 【S4】__

sports and specialty models. For the "young at heart"—the

middle-aged, middle-class citizen which wants a prestige mix of 【S5】__

style, size, and comfort—there is a wide range of big, sleek

cars unavailable with all sorts of optional equipment. 【S6】__

Yet finally , for the truly wealthy, there is a select group of 【S7】__

luxury cars custom building to the most fastidious taste. 【S8】__

For the basis of just these four categories, it can be said that the 【S9】__

car industry exemplifies the buyer's slogan. "You pay your 【S10】__

money, and you take your choice."

【S1】

How much will the second sales top be awarded？

______(《榆树下的恋情》这出剧的第一幕),introduces the cast of characters and hints at the plot．

Fifty dollars (be) __ not too much for a millionaire to pay for such an item.

Part A

Suppose that you ordered a refrigerator but later found a problem. Write a letter of complaint to describe the matter and require settlement. You should write approximately 100 words.

Do not sign your own name at the end of your letter. Use "Li Ming" instead.