If two speech varieties are not mutually intelligible, then the speech varieties are considered to be different languages.
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A．Gather abundant data.B．Organize the ideas logically.C．Develop a great opening.D．Sele
A. Gather abundant data.
B. Organize the ideas logically.
C. Develop a great opening.
D. Select appropriate materials.
There are thousands of speech varieties in the world.
A. Y
B. N
C. NG
银行存款日记账和银行对账单都正确时，二者的余额仍然有可能不一致。()
A. 正确
B. 错误
A．Invest into a mutual fund.B．Use the discount tickets.C．Quit his eating-out habit,D．U
A. Invest into a mutual fund.
B. Use the discount tickets.
C. Quit his eating-out habit,
D. Use only paper bills and save coins.
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