简述现代教育技术在高中历史教学中的作用。

句型转换。

1. Did Amy wash the clothes? (作肯定回答)

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2. I read books yesterday. (就画线部分提问)

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3. I like playing football. (就画线部分提问)

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4. Mike did his homework yesterday. (变为一般疑问句)

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5. Is the book Ann's? (作否定回答)

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6. I went hiking last weekend. (变为否定句)

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全文共有十个错处,先在错的下方划线，然后把答案写在右边的横线上

Thank you for invite me to the free

summer English course in you school. As for my

choice of the two courses, I like the five-weeks

course for 50 hours. This would allows me more

time to see your beautiful country while learned

language. I’d like to do some travel and make

a few new friends. In all the subjects I’m learning

at school, I like English best. I hope me to take this

chance to improve my speak English as much

as possible. I believe I will have wonderful time

in England this summer.

赠与合同：是合同一方当事人将自己的财产无偿给予另一当事人的合同。给予财产的一方当事人为赠与人，受领财产的一方为受赠人。根据以上定义，下列行为可能形成赠与合同的是( )

A．甲出国留学期间将自己的住所免费提供朋友乙使用

B．甲将自己经营的养鸡场送给答应给自己养老的女婿

C．甲邀请乙来经营自己，的公司并给对方80%的股份

D．某电脑商在校庆之际送给母校15台新款电脑

某位古希腊哲学家首次让哲学“成为探究生活和道德、善与恶所必需”的学问，这位哲学家是（）

A.普罗泰格拉

B.苏格拉底

C.柏拉图

D.亚里士多德

用来衡量药物消除速度的快慢的参数是( )。

A．Ka

B．k

C．F

D．V

E．t_1/2