问题
单项选择题
两点绝对高程之差与该两点相对高程之差应为___。
A．绝对值相等，符号相同
B．绝对值不等，符号相反
C．绝对值相等，符号相反
D．绝对值不等，符号相同
答案
参考答案：A
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两点绝对高程之差与该两点相对高程之差应为___。
A．绝对值相等，符号相同
B．绝对值不等，符号相反
C．绝对值相等，符号相反
D．绝对值不等，符号相同
参考答案：A
| 完形填空。 | ||||
| This is 1 bedroom. It's a nice room. You can see a bed, two 2 , a chair and a baseball on the floor. What 3 see on the wall? You can see 4 and a kite on the wall. You can also (还) see a window 5 wall. Where's 6 light (灯)? It's on 7 table. Some plants are on the table 8 . Where 9 his pencil-box and books? They're on the other (另一个) table. You can see a clock 10 it. Under the chair is his baseball. It's a nice bedroom. | ||||
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