問題詳情：
Placed Insights，a data－service provider，monitors the consumption behavior of more than 70，000 Americans at the age of 14 and older on a monthly half of Americans went to McDonald's at least once a ly four in ten Americans visited Walmart.
The findings show that some companies visited by more than one in ten Americans each month are primarily fast－food，discount－retail outlets(直銷店) and health types of businesses these companies are in and the traffic customers use to get to them play a big part in their rding to Placed Insights，less than 40% of Americans visited a bank or clothing store in the same time，an estimated 60% visited a department store，and more than two－thirds went to a fast－food restaurant at least once.
Placed Insights founder and CEO David Shim explains what it is that affects much on whether Americans visit a business once a year or once a week.“People often go out for fast don't necessarily go shopping for a sweater every day，but they do eat.”
It should come as no surprise that most of these companies have made efforts to expand their products，with varying degrees of art，for example，has expanded its business to offer groceries，and even has fast－food restaurants in many bucks has expanded its menu options to include breakfast sandwiches and other nald's new McCafe coffee brand has been very e are all new services designed to make more money on existing customers，bring in new customers，and bring them in more often.
While the types of goods and services being offered by these companies are critical，the more critical factor is their dominant national e companies have thousands of locations all over the is the American town without a McDonald's，Burger King，Taco Bell，Subway，or some combination of the nald's has more than 14，000 locations in the U．S. in 2012 while Subway has more than 25，000.
1．What do we learn from Placed Insights's research?
A．The majority of people going to McDonald's are children.
B．More people go to Walmart than to McDonald's.
C．Over one in ten Americans goes to a clothing store each month.
D．McDonald's and Walmart have many customers in part because they are easy to get to.
2．According to David Shim，which has the most influence on where Americans decide to shop?
A．The types of goods.
B．The brands of the companies.
C．The traffic.
D．People's preferences.
3．What is Paragraph 4 mainly about?
A．What types of goods the most－visited outlets sell.
B．What the most－visited outlets do to attract customers.
C．Why people often go to fast－food outlets.
D．What type of outlet is the most popular in America.
4．What is the main reason that some outlets get visited more frequently than others?
A．They provide necessities of daily life.
B．They provide better service than other outlets.
C．They provide more choices of goods.
D．They spread all over the country.
【回答】
DADB
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