[单项选择]During a sale at an office supply store, for every box of paper clips purchased for 15 cents, a second box can be purchased for 4 cents. How many boxes of paper clips did Paul buy if he spent 91 cents on boxes of paper clips ？（）
A. 6
B. 7
C. 8
D. 9
E. 10

[填空题]What (sell)（）in the store every day can be reported to the manager timely through a computer.

[填空题]What (sell)______in the store every day can be reported to the manager timely through a computer.

[填空题]How many hours is the store open every day during its sale days ______ hours.

[单项选择]Mark’s Warehouse Clearance Store is having sale with savings of up to 40 percent off on all clothing this weekend （） celebration of its 25th anniversary.
A. in
B. at
C. on
D. of

[单项选择]When the store had a sale, the belt which Mr. Alvin Lok liked priced at ______.
A. $100
B. $150
C. $200
D. $300

[单项选择]Mark’s Warehouse Clearance Store is having a sale with savings of up to 40 percent off on all clothing this weekend （） celebration of its 25th anniversary.
A. in
B. at
C. on
D. of

[单项选择]During his three years in office, the governor of a state has frequently been accused of having sexist attitudes toward women. Yet he has filled five of the nineteen vacant high-level positions in his administration with women appointees, all of whom are still serving. This shows that the governor is not sexist. Which of the following statements, if true, would most seriously weaken the conclusion above
A. One of the women appointed by the governor to a highlevel position is planning to resign her post
B. The platform of the governor"s political party required him to appoint at least five women to high-level positions
C. Forty-seven percent of the women who voted in the state gubernatorial election three years ago voted for the governor
D. A governor of a neighboring state recently appointed seven women to high-level positions
E. The governor appointed two Black Americans, two Hispanic Americans, and one Asian American to high-level positions in his administration

[填空题]What will be on sale in the store Hundreds of clothes for ______ will be on sale.

[简答题]supply

[单项选择] Every profession or trade, every art and every science has its technical vocabulary, the function of which is partly to designate things or processes which have no names in ordinary English, and partly to secure greater exactness in nomenclature. Such special dialects, or jargons, are necessary in technical discussion of any kind. Being universally understood by the devotees of the particular science or art, they have the precision of a mathematical formula. Besides, they save time, for it is much more economical to name a process than to describe it. Thousands of these technical terms are very properly included in every large dictionary, yet, as a whole, they are rather on the outskirts of the English language than actually within its borders. Different occupations, however, differ widely in the character of heir special vocabularies. In trades and handicrafts, and other vocations, like farming and fishery, that have occupied great numbers of men from remote times, the techn
A. a new language
B. technical terminology
C. scientific undertakings
D. popular science