问题
单项选择题
钢柱两线间的基础标高要低于邻轨（）。
A、100~200mm
B、200~300mm
C、100~300mm
D、200~500mm
答案
参考答案：D
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钢柱两线间的基础标高要低于邻轨（）。
A、100~200mm
B、200~300mm
C、100~300mm
D、200~500mm
参考答案：D
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| Tina and Tara are twin sisters. They look 1 , but they also have some differences. Mr. Black is their old grandfather. One day, he came to see his two granddaughters 2 two gifts. When he came into the house he saw Tina and 3 her one gift. After a while, when he got into the garden he saw 4 granddaughter-"Tara". In fact, that was Tina. When he gave the other gift to her, she said, "you have given me one." "No, I gave a gift to your 5 -Tina." "Oh, my grandpa, I am Tina." Just then, Tara came into the garden, too. "Now, grandpa, can you tell me the differences 6 us?" "'No, I can't. Can you 7 me?" "Yes, look, Tara is a little taller 8 me. Her hair is longer and curlier, then 9 . Now grandpa, can you see?" "Yes, now I can tell you 10 Tara. Tara, here is the gift for you." "Thank you for your gift, grandpa." With the words, they all laughed happily. | ||||
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