问题
单项选择题
叶轮给煤机是火电厂输煤系统中的一种()设备。
A.给配煤
B.输煤
C.卸煤
D.附属
答案
参考答案:A
叶轮给煤机是火电厂输煤系统中的一种()设备。
A.给配煤
B.输煤
C.卸煤
D.附属
参考答案:A
完形填空。 | ||||
I think the best place to go on Sunday is the zoo. When you are _1_, you can go there with your family. _2_ the zoo, there are many animals: elephants, deer, _3_, rabbits and other animals. Elephants are the _4_ animals on land. I _5_ there is a baby elephant in our zoo. So I want to _6_at it. Yu Xuan wants to go with me. She says, "_7_we go there together?" "Sure!" I say. "We can _8_ a good time there. But let's _9_ there at half past four. I have _10_ homework to do." | ||||
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