【单选题】All of the following are channels to get market information except______.
A.
to have commercial counselor' s offices of our embassies stationed abroad
B.
to promote the quality of our own products
C.
to send trade groups abroad every now and then
D.
to have face-to-face talks with foreign businessmen
【单选题】关于时间序列的速度指标,下列说法正确的是( )。 A. 平均发展速度是对各时期的定基发展速度求序时平均数 B. 各时期环比增长速度的连乘积等于定基增长速度 C. 若两个相邻时期的环比发展速度相等,则这两个时期的定基发展速度也相等。 D. 定基增长速度等于累计增长量与基期水平之比。
【单选题】Which of the following statements about Bukuru market is INCORRECT?
A.
It is a large commercial area to the south.
B.
It was under military control.
C.
It was burnt to the ground.
D.
There were still debris and smoldering fires.
【单选题】What is the passage mainly about?
A.
The history of advertisement.
B.
The functions of commercials on television.
C.
Arguing for the benefits of advertisements.
D.
Telling people to be aware of the false advertisements.
【多选题】下列陈述中,关于族外婚制的理解,正确的有()
B.
只有实行族外婚制,才能把一个氏族和其他氏族区别开来
【单选题】According to the passage, ______.
A.
security alarm systems can only be installed in commercial and industrial establishments and in large homes
B.
security alarm systems are still very expensive
C.
now, people can buy low-cost security alarm systems and install themselves
D.
security alarm systems can't scare off vandals
【单选题】At Seattle this year, the difference between America and the EU is over ______.