按照商品的需求收入弹性的规律,钻石戒指的需求收入弹性最可能是()
A.-2
B.0
C.0.5
D.5
参考答案:D
用所给单词的正确形式填空。
1. _____________ he like collecting stamps? (do)
2. I'm going to _____________ a doctor. (be)
3. My father usually _____________ newspapers after lunch. (read)
4. My brother likes _____________ a bike. (ride)
5. She _____________ to school on foot. (go)
6. What are you going _____________ this afternoon? (do)
7. We can _____________ the flower in several weeks. (see)
8. They _____________ next to the bookstore. (live)
9. Where does the cloud _____________ from? (come)
10. His pen pal _____________ strong arms. (have)
读某村的平面图回答问题
(1)面对这幅图,它的上、下、左、右的方向分别是:
上:__________ 下:__________ 左:__________ 右:__________
(2)小河的流向是从_________往________流。
(3)一辆汽车从A点向B点行驶,这辆汽车的前进方向是朝_________行驶。
(4)A、B两地的图上距离是1.6厘米,它们之间的实际距离是:_____________千米。