A．ccording to the passage, one important change in United States education by the 1920's was that ______.

A．) most places required children to attend

B．) the amount of time spent on formal education was limited

C．) new regulations were imposed on nontraditional education

D．) adults and children studied in the same classes

[单选题]A．ccording to the passage，what is one disadvantage of skyscrapers that have mirrored walls?A． The exterior surrounding air is heated。B． The windows must be cleaned daily.C． Construction time is increased.D． Extra air-conditioning equipment is needed.

According to this passage, ________ is very important to people in a disaster ar

According to the passage, it is possible for us to tell one type of person from

According to the passage, one way to ease your fear while starting a business is

[单选题]A．ccording to this passage,A．brokers usually perform. the same kinds of services to their customers.B．brokers have little contact with each other.C．open competition tends to result in a common price for similar transactions at any given moment.D．chan

According to the passage, __.A. flowers and vegetables from Devon are on the mar

[单选题]A．ccording to the passage, Katy __________________.A． likes travelling very much B. doesn’t want to live with a familyC． only teaches writing in English D. will go back to school after she leaves Nepal

[单选题]A．ccording to the passage, the suburbs ______.A． were deserted at nightB． became larger and largerC． had a high construction costD． had some declined business center

[单选题]A．ccording to the passage, the ancestors of the Potter family most probably _______.A． owned or drove a cartB． made things with metalsC． made kitchen tools or containsD． built houses and furniture

[单选题]A．ccording to the passage, the group with the highest AIDS rate is_________ .A． the white AmericansB． African-American menC． the American womenD． the black American women