题目

下图展示了某生态系统中各种生物之间的关系，请根据图示回答： （1） 图中属于生产者；它们通过作用把二氧化碳和水转变成，并将光能转变为化学能储存起来，释放氧气。图中的田鼠、兔、蝗虫、麻雀、鹰等动物都是；它们通过作用，利用氧气把分解成二氧化碳和水，并释放能量维持生命活动。 （2） 图中所有生物若要构成一个完整的生态系统，还缺少和。 （3） 从图中可以看出“→”表示关系：图中共画出了条食物链，它们 阅读理解                                              A Enjoy the sumptuous Easter lunch buffet and children will be given the lovely Easter chocolate eggs. Time：Mar, 28-mar 30, 2010  11:00 am—3:00 pm  Place：lucky corner coffee shop（hotel first floor） Price：150 + 15% service charge half price for children under 12 years old. Reservations：Scitech hotel 65123388-2114 or 2164 Bring your family and friends along to The Palace Hotel this Easter and enjoy the traditional treats of the season. Forget about the calories and enjoy favourite goodies such as Easter eggs, chocolate bunnies and hot cross buns, which will be sold outside.Palm Court Coffee House every day from 8:00 am to 9:00 pm. PALM COURT COFFEE HOUSE Friday, March 28-- lavish fish buffet for lunch and dinner priced at RMB 180 for adults, half price for children. Sunday, March 30--Roast carving buffet priced at RMB 160 for adults, half price for children. ROMA RISTORANTE ITALLANO Sunday, March 30 --Delicious seafood lunch priced at RMB 198 for adults, children under 10 years half price. Youngsters can work off their extra energy in a special supervised play area next to the restaurant. Prices are subject to a 15% surcharge Reservations on 65128899, ext. 7492 for Roma Ristorante: ext. 7561 for Palm Court. March 30th brings a fun-filled Easter entertainment program to the Crazy Sunday Brunch at the Patio Coffee Shop from 11:00 am-3:00 pm! Children under 10 year old accompanying their parents will enjoy this special meal for free and can even win lots of treat prices in the Egg Painting Competition! WE GUARANTEE You A Fun Easter Sunday Please register your children for the contest no later the March 29th as space is limited. For further information and reservations, please call 64376688 ext, 2873/2865 Holiday Inn Lido Beijing RMB 150.00 + 15% Surcharge Happy Easter March 30   11:00—14:30 Hilton Hotel The Easter Bunny is coming to town! Join him for a special Easter Brunch at the Atrium cafe and enjoy traditional Easter favourites. RMB 195 + 15% surcharge Children under 12 years old free of charge. Surprise gift for the children at the Kid’s Corner. 1. The main purpose of the advertisements is to give information about           . A．weekend activities                                  B．a holiday celebrations C．the price for the meals in big hotels        D．Egg Painting Competition 2. It can be learned from the advertisements that the children can enjoy themselves most in    . A．Lido Holiday Inn     B．Palace Hotel    C．Scitech Hotel        D．Hilton Hotel 3. If you want to have an Easter meal on March 28, which hotel can you go to? A．Scitech Hotel and Lido Holiday Inn              B．The Palace Hotel and Hilton Hotel C．Hilton Hotel and Lido Holiday Inn            D．Scitech Hotel and the Palace Hotel 4. If you have Easter Brunch in Hiton Hotel you will pay RMB        for it. A．195          B．224.25                   C．165.75             D．97.5