在同质产品的市场上,如果竞争者降价,企业必须随之降价。
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面对激烈的竞争,企业为了生存和发展,在任何时候都应该始终坚持,只降价不提价的原则。
A. 对
B. 错
________ manners are very important in every country is known to all,but the trouble is that different countries have different ideas about ________ good manners are.
A. That; what
B. That; that
C. What; that
D. What; what
It has been pointed out ________ plays a vital role in driving away one's anxiety is one's sweet childhood memories.
A. what that
B. which
C. that
D. that what
Some people believe _______ has happened before or is happening now will repeat itself in the future.
A. whatever
B. whenever
C. wherever
D. no matter what