问题 选择题

下列应用化学科学对物质进行研究的基本方法或所得的结论,错误的是[ ]

A.氢气和甲烷的密度都比空气的小,所以都可用向下排气法收集

B.配制溶质质量分数一定的溶液时,所用的烧杯必须是干燥的

C.蜡烛燃烧后质量变小,说明质量守恒定律不是普遍规律

D.通过测定两种稀盐酸的pH,可以比较它们的酸性强弱

答案

答案:C

阅读理解

阅读理解。

                                                              Attractions in Wisconsin

     Wisconsin Historical Museum

     30 N. Carroll Street on Madison's Capitol Square

     Discover Wisconsin's history and culture (文化) on four floors of exhibits. Open for public program.

     Admission is free.

          Open Tuesday through Saturday, 9:00am-4:00 pm.

          (608) 264-6555 www.wisconsinhistory.org/museum

     Swiss historical village

     612 Seventh Ave., New Glarus

     The Swiss Historical Village offers a delightful look at pioneer life in America's heartland. 14 buildings

in the village give a full picture of everyday life in the nineteenth-century Midwest.

          Tue.-Fri., May 1st -October 31st, 10:00 am-4:00 pm. Admission is $20.

          (608) 527-2317 www.swisshistoricalvillage.com

     Artisan Gallery & Creamery Café 6858 Paoli Rd., Paoli, WI

     One of the largest collections of fine arts and crafts (手工艺品) in Wisconsin. Over 5000 sp.ft.of exhibition

space in a historic creamery. While visiting enjoy a wonderfully prepared lunch at our café overlooking the

Sugar River. Just minutes from Madison!

          Gallery open Tue.-Sun., 10:00 am-5:00 pm.

          Café open Wed. -Sat., 11:00 am -3:00 pm.

          Sun. brunch with wine, 10:00-3:00 pm.

          (608) 845-6600 www.artisangal.com

     Christopher Columbus Museum

     239 Whitney St., Columbus

     World-class exhibit-2000 quality souvenirs (纪念品) marking Chicago's 1893 World Columbian Exhibition.

Tour buses are always welcome.

          Open daily, 8:15 am-4:00 pm.

          (920) 623-1992 www.columbusantiquemall.com

1. Which of the following is on Capitol Square?

A. Wisconsin Historical Museum.

B. Swiss Historical Village.

C. Artisan Gallery & Creamery Café.

D. Christopher Columbus Museum.

2. Which of the following is on Capitol Square?

A. Wisconsin Historical Museum.

B. Swiss Historical Village.

C. Artisan Gallery & Creamery Café.

D. Christopher Columbus Museum.

3. Where can visitors have lunch?

A. At Wisconsin Historical Museum.

B. At Swiss Historical Village.

C. At Artisan Gallery & Creamery Café.

D. At Christopher Columbus Museum.

4. We learn from the text that _____.

A. Swiss Historical Village is open for half a year

B. Christopher Columbus Museum overlooks a river

C. tickets are needed for Wisconsin Historical Museum

D. Artisan Gallery & Creamery Café are open daily for 4 hours

填空题