Generally,the narrowed bottom of the mummy bagprevents heat loss through the feet.And the bag usuallycan make the sleeper's body covered from head to foot,12.What does the underlined word "fulfilled"inwith a small opening for the face.17 G The side of the读paragraph 2 mean?mummy bag zips(拉上拉链)up and down,allowingA.Upset.B.Surprised.读people to get in and out easily..Satisfied.D.Concerned.A.Besides,a mummy bag can be cheap.B.A mummy bag needs to be well cared for.C.Despite its size,mummy bags can be useful.D.Many producers of sleeping bags make such bags.E.Moreover,a mummy bag is usually just for one person.F.Sleeping bag liners can be made from a variety of materials.gG.Thus,mummy bags are a good choice for very cold environments.A basic mummy bag is usually made from thingsthat can prevent water getting in.And the bag contains13.What does the third paragraph focus on?the liner(内衬)that helps people stay warm.I8_FA.The difficulty in inventing the ultra-whiteHowever,many companies encourage the use of a读paint.sleeping bag liner that can be easily washed,whichHow the ultra-white paint can benefit the读allows people to keep their sleeping bags clean.environment.A.Besides,a mummy bag can be cheap.C.The impact of global warming on the ultra-B.A mummy bag needs to be well cared for.C.Despite its size,mummy bags can be useful.white paint.D.Many producers of sleeping bags make such bags.D.Whether the ultra-white paint can replaceE.Moreover,a mummy bag is usually just for one person.air conditioners.F.Sleeping bag liners can be made from a variety of materials.G.Thus,mummy bags are a good choice for very cold environments.Before buying a mummy bag,we need to know itsdisadvantages.When people sleep in a mummy bag,14.What do we know about Ruan's team's newthere's usually not much room for them to move around.formula in 2021?19 E However,it can be packed into a very small bag读This also leaves a camper with plenty of room to packA.It produces higher reflectivity.读other needed supplies.B.It is easier to produce in large amountA.Besides,a mummy bag can be cheap.C.It has been widely used in the real world.B.A mummy bag needs to be well cared forIt shows improvements in thickness andC.Despite its size,mummy bags can be useful.D.Many producers of sleeping bags make such bags.weight.E.Moreover,a mummy bag is usually just for one person.F.Sleeping bag liners can be made from a variety of materials.G.Thus,mummy bags are a good choice for very cold environments20B After camping,the mummy bag should beaired out before being packed.If the mummy bag gotwet,it should also be washed to ensure that the liner is阅15.What is the author's attitude towards theclean and dry,so that no bad thing will grow inside it.Ifpaint?读the bag becomes damaged in some way,you can tryHopeful.B.Doubtful.sending it back to the factory for repair.C.Uncertain.D.Amazed.A.Besides,a mummy bag can be cheap.B.A mummy bag needs to be well cared for.C.Despite its size,mummy bags can be useful.D.Many producers of sleeping bags make such bags.E.Moreover,a mummy bag is usually just for one person.F.Sleeping bag liners can be made from a variety of materials.9G.Thus,mummy bags are a good choice for very cold environments第二节阅读下面短文，从短文后的选项中选出可以填入空白处的最佳选项。选项中有两项为多余选项。第一节A mummy(木乃伊)bag is a type of sleeping bag whichFor most of us,running a marathon is hard误narrows at either end to hold heat,causing it to look a little语like an Egyptian mummy case.16 D To meet differentenough.Spanish athlete Eric Domingo Roldan is acustomers'needs,a variety of materials are used to makeman who did not think running a marathon wasmummy bags.enough of a(n)21.Instead,on 8 November 2021,heA.Besides,a mummy bag can be cheap.attempted to 22 his mum in the Barcelona Marathon.B.A mummy bag needs to be well cared for.用C.Despite its size,mummy bags can be useful21.A.adventure B.chance C.risk.challengeD.Many producers of sleeping bags make such bags.E.Moreover,a mummy bag is usually just for one person.22.A.amaze多pushC.honor D.inspireF.Sleeping bag liners can be made from a variety of materials.G.Thus,mummy bags are a good choice for very cold environments.
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