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【单选题】
八字锚之所以整体上安全效果较好，主要是由于（）。 ①能经常给出最大的锚抓力 ②从不发生偏荡，一直是两锚同时起作用 ③既有助于缓解偏荡，又能增大锚抓力A.
①
B.
②
C.
③
D.
①②③
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举一反三
【单选题】What does the passage mainly talk about?
A.
How American goods axe produced.
B.
How American consumers buy their goods.
C.
How American economic system works.
D.
How American businessmen make their profits.
【单选题】It is reported that Latin American customers talk ______ on the phone as people in North America.
A.
two to four times as long
B.
two times four as long
C.
two to four time as long
D.
two to four times longer
【单选题】If an American is invited to talk something about entertainment industry, he or she might not mention ______.
A.
Broadway
B.
Oscar
C.
Grammy
D.
West Point
【单选题】If an American is invited to talk something about entertainment industry, be or she might not mention______.
A.
Broadway
B.
Oscar
C.
Grammy
D.
West Point
【单选题】What is the topic of the talk?
A.
American society.
B.
Life of American farmers.
C.
Agriculture of America.
D.
Thomas Jefferson's dream.
【单选题】There will be a talk ____ American history this afternoon. [ ]
A.
for
B.
on
C.
in
D.
with
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