spinning process of combing pure cotton is followed by cotton
assorting, cleaning and carding,(),
()
drawing 1~2
passes, roving, () and finishing, to form the the desired cotton
yarns or threads.
A: Preparation for combing
B: Combing
C: Roving
D: Spinning
举一反三
- The cotton feels______ and it sells _____. A: well;<br/>good B: soft; well C: softly;<br/>well D: comfortably;<br/>good
- A<br/>farmer has the ability to grow either corn or cotton or some<br/>combination of the two. Given no other information, it follows that<br/>the farmer’s opportunity cost of a bushel of corn multiplied by<br/>his opportunity cost of a bushel of cotton ( ) A: is<br/>equal to 0. B: is<br/>between 0 and 1. C: is<br/>equal to 1. D: is<br/>greater than 1.
- 以下标题,()更优质。 A: 100%<br/>cotton underwear B: 2019<br/>new party dress bridal dress evening dress C: Custom<br/>Made Mermaid Satin Train Wedding Dress D: 168<br/>4G
- 有三个关系R、S和T如下，则由关系R和S得到关系T的操作是（ ） [br][/br] R [br][/br] [br][/br] [br][/br] S [br][/br] [br][/br] [br][/br] T [br][/br] A B C [br][/br] A B C [br][/br] A B C a 1 2 [br][/br] a 1 2 [br][/br] b 2 1 b 2 1 [br][/br] d 2 1 [br][/br] c 3 1 c 3 1 A: 差 B: 自然连接 C: 交 D: 并
- The lawn was laid out _______ the figure 8. A: in<br/>a form of B: with<br/>a form of C: in<br/>the form of D: with<br/>the form of
内容
- 0
与语句[br][/br]if(a>b)[br][/br] if(c>d) x = 1;[br][/br] else x = 2; 等价的是 ____[br][/br] A、 if(a>b) {if(c>d) x = 1; else x = 2;}[br][/br] [br][/br]B、 if(a>b){if(c>d) x = 1;} else x = 2;[br][/br]C、 if((a>b) && (c>d)) x = 1; else x = 2;[br][/br]D、 if(a[ =b) x = 2; else if (c]d) x = 1;
- 1
The main point of the passage is that the eighteenth and nineteenth centuries were a time when（） A: the European textile industry increased its demand for American export products B: mechanization of spinning and weaving dramatically changed the textile industry C: cotton became a profitable crop but was still time-consuming to process D: cotton became the most important American export product
- 2
有以下程序：[br][/br]#include <stdio.h>[br][/br]main（）[br][/br]{ int a=2，b=2，c=2；[br][/br]printf（＂%d＼n＂，a／b&c）；[br][/br]}[br][/br]程序运行后的输出结果是（ ）。[br][/br] A: 0 B: 1 C: 2 D: 3
- 3
k = 0[br][/br]while True:[br][/br] s = input('请输入 q 退出： ')[br][/br] if s == 'q':[br][/br] k += 1[br][/br] continue[br][/br] else:[br][/br] k += 2[br][/br] break[br][/br]print(k) [br][/br] [br][/br] [br][/br] 使用 A: 2 B: 请输入 q 退出： C: 3 D: 1
- 4
第2空:[br][/br]12[br][/br] 第3空:[br][/br]2[br][/br] 第4空:[br][/br]1