[单项选择]Exactly how many bonds does Bob have ？（）
(1)Of Bob's bonds，exactly 21 are worth at least$5,000 each.
(2)Of Bob's bonds, exactly 65 per cent are worth less than$5,000 each.
A. 条件(1)充分，但条件(2)不充分．
B. 条件(2)充分，但条件(1)不充分．
C. 条件(1)和(2)单独都不充分，但条件(1)和条件(2)联合起来充分．
D. 条件(1)充分，条件(2)也充分．
E. 条件(1)和条件(2)单独都不充分，条件(1)和条件(2)联合起来也不充分．

更多"Exactly how many bonds does Bob hav"的相关试题:

[单项选择]How many sections does the Lincoln Memorial have

A. One.
B. Two.
C. Three.
D. Four.

[单项选择]How many syllables does the word "syllable" have

A. 1
B. 2
C. 3
D. 4

[单项选择]How many problems have remained unsolved

A. 4.
B. 14.
C. 18.
D. 25.

[单项选择]How many millionaires have Stanley surveyed before he wrote his book

A. 1,100
B. 1,300
C. 3,000
D. 3,100

[单项选择]How many people have held a domonstration

A. About 2,000.
B. About 1,000.
C. Aborn3,000.
D. About4,000.

[单项选择]How many refugees have returned home earlier this year

A. 200.
B. 41.
C. No one.
D. We can not say exactly.

[单项选择]How many dictionaries have been quoted which give the definition of Censorship only in this article

A. 6.
B. 5.
C. 4.
D. 3.

[单项选择]How many years have they known each other

A. One year.
B. Ten years.
C. Eleven years.

[单项选择]How many people have died in the disaster

A. Less than 600.
B. Less than 640.
C. 614 or so.
D. More than 640.

我来回答:

提交