2023年广东省汕头市金中南高考英语二模试卷-普通用卷,以下展示关于2023年广东省汕头市金中南高考英语二模试卷-普通用卷的相关内容节选，更多内容请多关注我们

1、2023年广东省汕头市金中南高考英语二模试卷一、阅读理解（本大题共15小题，共37.5分）AUC Berkeley Youth Recreation Summer CampsUC Berkeley Youth Recreation will provide a wide variety of one-week outdoor experiences and activities for the youth on summer camps 2023.Here are four best summer camps. Windsurfing Camp This camp is designed to

2、 teach students the basics of windsurfing，including balance and self-rescues.Through a combination of classroom instruction，demonstration and water time，campers are able to master the basics of the sport.A comfort with wind and water is strongly encouraged.Campers must be ages 10-17 to register.All

3、campers must be able to swim and weigh 100 pounds or more to safely use public windsurfing equipment. Price： 330.Those who have participated before can receive 10% off. Sailing Camp Campers learn and review the essentials of sailing at their experience level on the beautiful San Francisco Bay!2023 b

4、rings exciting updates to the camp and helps sailors master new skills.Previous sailing experience is required.Campers must be ages 12-18 to register.All campers must have basic swimming skills. Price： 255. Skateboarding Camp In this camp，skateboarders will learn mechanics and basic riding skills su

5、ch as balance，riding switches，and dropping-in.Skaters will be assessed on the first day of the session and the lessons will be adapted to their ability.All participants are educated in skateboard safety.Campers must be ages 8-16 to register.Participants must bring their own skateboard，helmet （头盔） an

6、d knee&elbow pads （护具）. Price： 300. 240 per person for group registration. Rock Climbing Camp Learn climbing skills，knot （结） -tying，top-rope climbing and equipment care.Sites include Strawberry Canyon，Remillard，Indian Rock and Cragmont Parks.Campers must be ages 9-15 to register.All campers can enjoy the bus service to and from the campsites. Price： 275.1.  What is a must for the participants of Windsurfing Camp？ _ A. First aid knowledge.B. Appr

(2)为验证膜屏障作用,研究小组首先用含有Ca^2+、Na^+等离子的培养液培养蛙的坐骨神经一腓肠肌标本,对坐骨神经施加一定刺激,获得膜电位变化的模型(图1)。然后降低培养液中Ca^2+的浓度,其他条件不变,重复实验,①图1曲线的获得,应采取图2中所示的连接方式。若是图2中另一种连接方式,请画出理论上所获得的膜电位变化曲线。

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