【多选题】【消耗次数：1】
产品的结构体系包括（ ）。
①
核心产品
②
形式产品
③
附加产品
④
赠品
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【简答题】
产品整体由里向外，包括核心产品、形式产品、[填空]、[填空]和潜在产品五个层次。
随机题目
【单选题】
The city ______ its birth-rate by almost 60% in the past 20 years.
①
cuts
②
has been cut
③
cut
④
has cut
【单选题】
There are many ____ between the young and the old about their dreams.
①
difficult
②
differences
③
different
④
difficulties
【单选题】
Now that we’ve ____, can we come to a decision?
①
thought over
②
thought of
③
thought through
④
thought about
【单选题】
This year’s total output value of industry and agriculture will increase ____ 5 percent over last year.
①
to
②
of
③
with
④
by
【单选题】
They are working hard to____ what they have lost.
①
make out for
②
keep up with
③
catch up with
④
make up for
【单选题】
How can he ______ if he is not ______ ?
①
listen; hearing
②
hear; listening
③
be listening; heard
④
be hearing; listened to
【单选题】
This ATM has been out of service for a few days. It should ____ last week.
①
be fixed
②
have fixed
③
fix
④
have been fixed
【单选题】
“Uncle Li used to live in the town, ____ he?”
①
weren’t
②
didn’t
③
wouldn’t
④
hadn’t
【单选题】
At that time, the committee, so far as I know, _______ of three scientists, two professors, and four senior engineers.
①
composed
②
comprised
③
consisted
④
made up