变压器接地引下线导通电阻应≤200mΩ，且初值差应≤（）。A.0.2 B.0.3 C

“二尖瓣”型心的基本特征是（）

A.右心室增大

B.肺动脉圆锥膨隆

C.主动脉结突出

D.右心房增大

E.心尖向左下延伸

Course Details

Crazy Creatures (3—5 year olds)

Class size: 6—10 students

Course summary: “Crazy Creatures” teaches children the English language through songs, arts and craft and games. Every lesson focuses on（集中于）a famous children’s story such as “The Very Hungry Caterpillar”. The lesson introduces key vocabulary for the story and the children play games, sing songs, and do arts and craft activities based on the story.

Price: RMB 3,500/week,  RMB 6,500/2 weeks,  RMB 9,000/3weeks,  RMB 11,000/4weeks

Ancient Civilizations（文明）(8—12 year olds)

Class size: 6—16 students

Course summary: Children will learn about the culture, food, clothes and entertainment of people who lived in ancient civilizations, from Chinese, Greek, and Mayan / Aztec to Ancient Egypt. At the end of every week children will perform a short play wearing clothes they have made themselves. Throughout the course children will learn songs, read stories and write short stories and poems.

Price: RMB 4,500/week,  RMB 8,000/2 weeks,  RMB 11,500/3weeks,  RMB 14,000/4weeks

Literature（文学）Study (12—14 year olds)

Class size: 6—10 students

Course summary: Children will practice the skills required for the GCSE English Literature exam through analyzing（分析）a novel. The novel is “Holes” by Louis Sachar, a best-seller across the world. This course will develop children’s writing skills and their ability to answer questions.

Price: RMB 4,500/week,  RMB 8,000/2 weeks

Dates: June 28—July 2,  July 5—July 9,  July 12—July 16,  July 19—July 23, 

July 26—July 30,  August 2—August 6

Time: 9:00 am to 4:00 pm, Monday to Friday

Teaching: Classes are taught by experienced native English speaking teachers with a Chinese teaching assistant.

Application Dateline（申请日期）: Friday 18 June 2010

Payment Dateline: Payment to be made to Harrow International School Beijing by first day of the course.

●Snacks and lunch are provided at no cost

●A school nurse will be on site throughout the course.

●Free school bus service available

64. 小题1: “Crazy Creatures” aims to improve children’s ______.

A．singing skills

B．social skills

C．English skills

D．computer skills65. 小题2:Students who take “Ancient Civilizations” ______.

A．can learn about Chinese culture

B．will watch a short play every day

C．will be taught how to write songs

D．need to pay 3,500 yuan a week66. 小题3:What do we learn about “Literature Study”?

A．It is suitable for students of all ages

B．It uses a novel as its textbook.

C．It will develop children’s art skills.

D．It will be taught by Louis Sachar.67. 小题4: Which of the following is TRUE about the courses?

A．They will be offered from June to July.

B．Students will learn seven days a week.

C．School fees should be paid before 18 June.

D．Students can have free lunch at school.

外伤时，引起自身免疫性交感性眼炎（）

A.隐蔽抗原的释放

B.自身成分改变

C.与抗体特异结合

D.共同抗原引发的交叉反应

E.淋巴细胞异常增殖

不含含氧化合物的样品在烯烃含量为35%时，重复性要求不超过（）。

A.1.0%

B.2.0%

C.2.5%

D.3.0%

我国劳动安全法规主要有哪几种形式？