问题
单项选择题
一套抽水设备能带动的总管长度一般为（）
A.50～80m
B.80～100m
C.100～120m
D.120～150m
答案
参考答案：C
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一套抽水设备能带动的总管长度一般为（）
A.50～80m
B.80～100m
C.100～120m
D.120～150m
参考答案：C
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| On Sunday morning, I usually get up very late. I wash my face and then go out to 1 morning exercises. It is about 8.20 a. m. After I eat my breakfast, I often go to a shopping centre 2 my mother. The shopping centre is near our home, so we walk there. It 3 us about 20 minutes to get there on foot. The shopping centre has a good name. It is called "新世纪购物中心" in Chinese. It doesn't have an 4 name. Can you help to put it into English? It is new 5 big. 6 many things there, such as (诸如) TVs, fridges, bikes, computers, clothes, books, food and drinks. There are many people there. There are men and women, old and 7 . Parents must 8 their children. The shopping centre is so big. Young children may get lost (迷失) in it. 9 do many people come here to buy things? Do you know? Let me tell you. The things there are usually good and 10 . The workers there are always nice and friendly. If (如果) you come to my home, I can take you there and have a look. | ||||
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