The way that people spend their money, and the objects on which they spend it, are the last areas where free choice and individuality can be expressed. The choice reflects personal taste, the way people see themselves and the fantasies they (1) about their lives, the restrictions on money available (2) them, the presence of others in the family with a (3) on that money, and the influence of current convention, (4) , surroundings and locality. Shopping is an important human activity.
Yet shoppers are (5) with a confusing situation and a(n) (6) changing one.
The confusion arises from the claims (7) adverting, from inadequate information about new products, new materials, new places to shop--a confusion enhanced by rising prices and a (n) (8 choice of goods than ever before.
The search (9) the right purchase is based on ignorance of (10) own needs and ignorance of the product's (11) for those needs. When choosing any particular item, there are several lines of communication which might provide some guidance. (12) none of these is entirely satisfactory. For example, you can ask a shop assistant initially. (13) you find one, she may quite (14) not know the answers. She may be a schoolgirl with a Saturday job, or a housewife (15) part-time.
1. A) imagine
B) possess
C) have
D)own
2. A) to
B) for
C) with
D) of
3. A) right
B) demand
C) request
D) claim
4. A) growth
B) upbringing
C) cultivation
D) expansion
5. A) dealt
B) faced
C) coped
D) greeted
6. A) suddenly
B) instantly
C) rapidly
D) readily
7. A) made by
B) seen in
C) hinted at
D) set in
8. A) ampler
B) larger
C) broader
D) wider
9. A) from
B) into
C) for
D) with
10. A) their
B) one's
C) his
D) her
11. A) fitness
B) use
C) value
D) worth
12. A) And
B) Still
C) Yet
D) Even
13. A) Even if
B) Although
C) Because
D) While
14. A) generally
B) authentically
C) innocently
D) genuinely
15. A) studying
B) practicing
C) working
D) shopping
Yet shoppers are (5) with a confusing situation and a(n) (6) changing one.
The confusion arises from the claims (7) adverting, from inadequate information about new products, new materials, new places to shop--a confusion enhanced by rising prices and a (n) (8 choice of goods than ever before.
The search (9) the right purchase is based on ignorance of (10) own needs and ignorance of the product's (11) for those needs. When choosing any particular item, there are several lines of communication which might provide some guidance. (12) none of these is entirely satisfactory. For example, you can ask a shop assistant initially. (13) you find one, she may quite (14) not know the answers. She may be a schoolgirl with a Saturday job, or a housewife (15) part-time.
1. A) imagine
B) possess
C) have
D)own
2. A) to
B) for
C) with
D) of
3. A) right
B) demand
C) request
D) claim
4. A) growth
B) upbringing
C) cultivation
D) expansion
5. A) dealt
B) faced
C) coped
D) greeted
6. A) suddenly
B) instantly
C) rapidly
D) readily
7. A) made by
B) seen in
C) hinted at
D) set in
8. A) ampler
B) larger
C) broader
D) wider
9. A) from
B) into
C) for
D) with
10. A) their
B) one's
C) his
D) her
11. A) fitness
B) use
C) value
D) worth
12. A) And
B) Still
C) Yet
D) Even
13. A) Even if
B) Although
C) Because
D) While
14. A) generally
B) authentically
C) innocently
D) genuinely
15. A) studying
B) practicing
C) working
D) shopping
举一反三
- 设DES加密算法中的一个S盒为: 0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 0 1 2 3 14 4 13 1 2 15 11 8 3 10 6 12 5 9 0 7 0 15 7 4 14 2 13 1 10 6 12 11 9 5 3 8 4 1 14 8 13 6 2 11 15 12 9 7 3 10 5 0 15 12 8 2 4 9 1 7 5 11 A: 1010 B: 0001 C: 1011 D: 0111
- 已知S盒如下表,若输入为100010,则二进制输出为( ) [br][/br] 0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 0 7 13 14 3 0 6 9 10 1 2 8 5 11 12 4 15 1 13 8 11 5 6 15 0 3 4 7 2 12 1 10 14 9 2 10 6 9 0 12 11 7 13 15 1 3 14 5 2 8 4 3 3 15 0 6 10 1 13 8 9 4 5 11 12 7 2 14 A: 0110 B: 1001 C: 0100 D: 0101
- 【单选题】myarray1=np.arange(15) myarray2=myarray1.reshape(5,3) print( myarray1) print(myarray2) 输出值是? A. [ 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15] [[ 0 1 2] [ 3 4 5] [ 6 7 8] [ 9 10 11] [12 13 14]] B. [ 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15] [[ 1 2 3] [ 4 5 6] [ 7 8 9] [10 11 12] [13 14 15]] C. [ 0 1 2 3 4 5 6 7 8 9 10 11 12 13 14] [[ 0 1 2] [ 3 4 5] [ 6 7 8] [ 9 10 11] [12 13 14]] D. [ 0 1 2 3 4 5 6 7 8 9 10 11 12 13 14] [[ 1 2 3] [ 4 5 6] [ 7 8 9] [10 11 12] [13 14 15]]
- 5 3 8 12 7 5 4 5 14 6 2 9 7 8 7 13 6 9 A: 10 B: 15 C: 11 D: 17
- 说明S盒变换的原理,并计算当输入为110101时的S1盒输出。 [br][/br] n\m 0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 S1 0 14 4 13 1 2 15 11 8 3 10 6 12 5 9 0 7 1 0 15 7 4 14 2 13 1 10 6 12 11 9 5 3 8 2 4 1 14 8 13 6 2 11 15 12 9 7 3 10 5 0 3 15 12 8 2 4 9 1 7 5 11 3 14 10 0 6 13