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【多选题】
附件与公文正文一起装订，并要求（ ）。A.
在附件左上角第l行顶格标识“附件”
B.
在附件左上角第2行顶格标识“附件”
C.
附件标题加书名号
D.
附件标题不加标点符号
拍照语音搜题，微信中搜索"皮皮学"使用
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知识点：
皮皮学刷刷变学霸
举一反三
【单选题】According to paragraph 2, evidence from fossils suggests that
A.
extinction of species has occurred from time to time throughout Earth's history.
B.
Extinctions on Earth have generally been massive
C.
there has been only one mass extinction in Earth's history.
D.
dinosaurs became extinct much earlier than scientists originally believed.
【简答题】“不积跬步，无以至千里；不积小流，无以成江海”的名言告诉人们的哲理是（ ）。
【简答题】The Tower of Yunshanshengdi was a two-storied building in the palace area. And the steps upwards are hidden in the rockeries.
【单选题】The hospital opened 5 years ago. It _____ for 5 years. [ ]
A.
opened
B.
opens
C.
has been open
D.
has opened
【简答题】第二篇：C级 Football Football is, I suppose, the most popular in England: one has only to go to one of the important matches to see this. Rich and poor, young and old, one can see them all there, shou...
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