皮皮学，免费搜题
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搜题
【单选题】
已知感染人的冠状病毒有( )种A.
5
B.
6
C.
7
D.
8
拍照语音搜题，微信中搜索"皮皮学"使用
参考答案：
参考解析：
知识点：
皮皮学刷刷变学霸
举一反三
【单选题】______________ is more interesting than ______________.
A.
The first lesson；second lesson
B.
First lesson；the second lesson
C.
First Lesson；second Lesson
D.
Lesson One；Lesson Two
【简答题】商品名称:按重量计,含硅20%、钨40%、锰20%、碳2.5%,其他为铁的铁合金 请查询该商品的品目与子目: 、 。
【简答题】按重量计锰含量为20%,碳含量为2.5%的无实用可锻性的铁碳合金(呈锭状)
【简答题】Our village is getting more and __________ (beautiful).
【简答题】按重量计锰含量为20%,碳含量为2.5%的无实用可锻性的铁碳合金(呈锭状) (满镜铁的要求)
【简答题】As the ship began to tilt more and more, we hung on __________.
【简答题】Along with more than 300 other seniors, I marched into the stadium on the afternoon of May 10. The audience burst into deafening cheers, whistling and clapping. It was as if a Hollywood superstar had ...