问题
单项选择题
下列对劳动要素的特点描述不正确的是（）。
A．经济性
B．自我选择性
C．动力性
D．个体差异性
答案
参考答案：A
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下列对劳动要素的特点描述不正确的是（）。
A．经济性
B．自我选择性
C．动力性
D．个体差异性
参考答案：A
| 完形填空。 | |||
| We live in the computer age. People 1 scientists, teachers, writers and even students use computers to do all kinds of work. But more than 30 years ago, 2 couldn't do much. They were very big and expensive, Very 3 people were interested in them and knew how to use them. Today computers are smaller and 4 .' But they can do a lot of work, so many people like to use them. Some people 5 have them at home. Computers become very important because they can work 6 than people and make fewer mistakes. Computers can 7 people do a lot of work. Writers now use computers to 8 . Teachers use them to help teaching. Students use them to 9 . Computers can also remember what you 10 them. Computers are very helpful. They are our friends. Do you want to have a computer? | |||
| ( )1. A. like ( )2. A. students ( )3. A. few ( )4. A. cheap ( )5. A. even ( )6. A. fast ( )7. A. help ( )8. A. write ( )9. A. sing ( )10.A. put with | B. as B. scientists B. a few B. cheaper B. still B. faster B. make B. play B. study B. put on | C. and C. teachers C. little C. more expensive C. already C. slow C. stop C. study C. dance C. put into | D. with D. computer D. a little D. expensiv D. yet D. slower D. use D. learn D. watch D. put up |