ExploringCaves—Suitupwithahelmetandlight,andtakeCaveCra...
問題詳情:
Exploring Caves — Suit up with a helmet and light, and take Cave Crawl(爬行). Bring your own knee pads. Learn about equipment used by cavers and rules for safe cave exploration. Spend the morning viewing stalactites(鐘乳石)— rock formations that hang from the ceiling — and their opposites, stalagmites(石筍).
Cave Alive — Take a look and learn about bats, salamanders, and other interesting creatures that grow up in caves. See crickets, crayfish, and even beetles. Learn why bears like to live in caves.
Fossils(化石)— Learn how remains of ancient plant and animal life became set in rocks, and discover how they provide clues about Earth’s history. Examine fossils in the cave.
Caves — Learn how changes in underground rock formation cause openings and caverns to develop. Find out how acidic water dissolves(溶解)limestone to create caves.
Manners — Learn how to preserve and protect beautiful, interesting, and educational caves. Learn why bats should not be disturbed when they are hibernating. Never go caving alone. Take nothing but pictures; leave nothing but footprints.
JOIN TODAY. RECEIVE THESE EARLY BIRD BENEFITS:
● A membership card.
● A membership certificate.
● A Caves and Caverns activity book.
● A newsletter with games, activities, and special offers.
THAT’S NOT ALL. MEMBERS ALSO RECEIVE:
● Free unlimited admission to Echo Cove Cave.[]
● One-week Echo Cove Youth Camp enrollment(註冊)at half price.
● Ten tickets for you and your friends to a private “off the beaten track” tour of the cave.
● Two free admission tickets to Echo Cove Cave for friends or family members.
● Admission to “Caves Around the World” lectures given by world famous cavers every month.
21. If you are interested in rock formations, which activities are the best choices?
A. Caves and Fossils. B. Fossils and Manners.
C. Caves and Exploring Caves. D. Exploring Caves and Manners.
22. If you are members’ friends, what benefits can you receive?
A. Two free lectures every month. B. A membership card and certificate.
C. Favorable price for Youth Camp. D. Two free tickets to Echo Cove Cave.[]
23. The purpose of this poster is to invite more people to ________.
A. join the Cave Club B. enjoy the underground world
C. work as volunteers D. protect the educational caves
【回答】
CDA
知識點:廣告佈告類閱讀
題型:閱讀理解
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下列反應的離子方程式正確的是( )A.在碳**鎂溶液中加入足量Ca(OH)2溶液:Mg2++2HCO3-+C...
問題詳情:下列反應的離子方程式正確的是( )A.在碳**鎂溶液中加入足量Ca(OH)2溶液:Mg2++2HCO3-+Ca2++2OH-=MgCO3↓+CaCO3↓+2H2OB.電解飽和食鹽水:C.過量的鐵與濃**反應: Fe+6H++3NO3-=Fe3+十3NO2↑+3H2OD.向硫*鋁銨[NH4Al(SO4)2]溶液中滴加足量Ba(OH)2溶液 NH4++Al...
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設,若,則a=( )A.-1 B.0 C.2 D.3
問題詳情: 設,若,則a=( )A.-1 B.0 C.2 D.3【回答】D知識點:導數及其應用題型:選擇題...
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如圖所示,細繩MO與NO所能承受的最大拉力相同,長度MO>NO,則在不斷增加重物G重力的過程中(繩OC不...
問題詳情:如圖所示,細繩MO與NO所能承受的最大拉力相同,長度MO>NO,則在不斷增加重物G重力的過程中(繩OC不會斷): ( ) A.ON繩先被拉斷B.OM繩先被拉斷C.ON繩和OM繩同時被拉斷D.因無具體數...
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下列各組詞語中加點的字注音完全正確的一項是( )A.吮吸(yǔn)札記(zhá) 艾蒿(hāo)剔除(t...
問題詳情:下列各組詞語中加點的字注音完全正確的一項是( )A.吮吸(yǔn)札記(zhá) 艾蒿(hāo)剔除(tì) 垂涎三尺(xián)B.睥睨(bì) 蠻橫(hèng)自詡(xǔ) 畏葸(xǐ) 聊以慰藉(jí)C.龜裂(jūn)譏誚(qiào)臉頰(jiá)監生(jiàn)戛然而止(jiá)D.蹩進(bì) 瞭望(lià...
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