第四课时第四课时Section B(1a1d)1weigh意为“称的重量；掂量；有重”，可以作及物动词，也可作不及物动词。weight是weigh的名词形式，意为“重量，体重”，一般用作不可数名词。Cao Chong thought of a way to weigh the elephant.曹冲想出了一个称大象的办法。2moremany和much的比较级，其后既可以跟可数名词复数，也可以跟不可数名词，意思是“更多的”。eg：Mr.Smith wanted to get more money.史密斯先生想挣更多的钱。3less是little的比较级，其后只接不可数名词，意思是“较少的，更少的”。eg：There is less water in that glass.那个杯子里的水更少。4live up to基数词year(s) old，意为“活到岁”。5at birth在出生时6倍数表达法：(1)倍数asas倍数asas(意为“A是B的几倍”，多用于对客观事物的比较。)eg：Asia is four times as large as Europe.亚洲有欧洲的四倍大。This dictionary is twice as heavy as that one.这本字典有那本字典的两倍重。(2)倍数比较级形式than倍数(形容词/副词)比较级形式than，意为“增加(多)几倍”。eg：The house is twice larger than that one.这间房子比那间大两倍。 一、根据句意及汉语提示写单词(组)。1How much do you _(重量)?60 kilos.2Whats your date of _(出生)?September 9th.3This movie is for _(成年人)，not for children.4The dining hall can hold _(多达) 2，000 people.5He is five _(倍) as heavy as I.weighbirthadultsup totimes二、单项选择。6_ is a panda?It weighs about 100 kilos.AHow far BHow longCHow heavy DHow tall7Bob knows how to cut the cost of the project.Im sure he can do the work with _ money and _ people.(2015，广东)Aless，less Bfewer，moreCmore，fewer Dless，fewer8This hall is _ than our classroom.Afive time big Bfive time biggerCfive times bigger Dfive bigger timeCDC9Its so cold today.Yes，its _ colder than it was yesterday.Asome BmoreCvery Dmuch10Dear students，please read every sentence carefully.The more _ you are，the _ mistakes youll make.Acarefully，fewer Bcareful，lessCcareful，fewer Dcarefully，lessDC三、根据首字母提示写单词补全对话。Teacher：How 11._ do you know about baby pandas?Boy：Are they much 12._ than an adult panda?Teacher：Yes.When theyre 13. ，they only weigh about 0.1 to 0.2 kilos.Boy：Wow，thats small！I know a panda weighs many 14._ more than a baby.Teacher：Thats right.The adults 15._ around 100 kilos.Boy：What about the 16._ of a baby panda？How small is it?Teacher：At 17. ，its only around 15 cm long，but an adult panda is around 150 cm long.muchsmallerborntimesweighsizebirthGirl：Is a baby panda also black and 18. _?Teacher：No，you would never guess！A baby panda is pink and it cannot see.It also doesnt have any 19. Girl：How long can pandas live?Teacher：They can live 20._ to 20 to 30 years.whiteteethup四、任务型阅读。(2015，铜仁)Known as the mother river by all the Chinese people，the Huanghe River(Yellow River) is the second longest river in China after the Changjiang River.It is 5464 kilometers long.It starts from the Kunlun Mountains northwestern Qinghai Province.It runs through nine provinces and flows to Bohai Sea in Shandong Province.The first appearance of the name “ Yellow River” is in The Book of Han.The word “yellow” describes the color of the muddy water in the lower course of the river.根据以上短文内容，完成下列表格。longestnorthwesternthe Huanghe River(Yellow River)It is 5464 km long the Huanghe River is the second 21._ river in China after the Changjiang RiverIt startsfrom the Kunlun Mountains 22._ Qinghai ProvinceIt runsthrough nine provinces and flows to Bohai 23._ in Shandong ProvinceThe first appearanceof the name “ Yellow River” is in The Book of 24._The word “yellow” describes the color of the muddy 25._ in the lower course of the riverSeaHanwater