【導(dǎo)讀】講話；打岔；暫時。你能想到我們今天可以利用的選擇嗎？你可以在坐車和步行中選擇一種。實在不得已，她只好請幾天假。①除了繼續(xù)下去，我們沒有選擇的余地。②除了戰(zhàn)斗，沒有其他的辦法。alternative考查形容詞詞義辨析。等其他的替代能源新形式以獲取能量和燃料?！翱晒┨娲摹?。由于發(fā)生旱災(zāi)，明年將有數(shù)百萬人面臨饑餓的威脅。

　　

【正文】 淺水湖 。 句中 as引導(dǎo)的是非限制性定語從句 ， 并在從句中作賓語 ，指代后面句子的內(nèi)容 。 比較網(wǎng)站 as與 which在引導(dǎo)非限制性定語從句時的區(qū)別： (1)as的用法： ① 在從句中通常作主語指代整個主句； ② 表示 “ 正如 ， 正像 ” ； ③ 其引導(dǎo)的定語從句既可以放在主句之前也可以放在主句之后 。 The Pacific is the largest ocean, as we all know． 太平洋是最大的洋 ， 這一點我們都知道 (正如我們所知道的 ， 太平洋是最大的洋 )。 As is known to all, he is the best student in our class． 眾所周知 ， 他是我們班上最好的學(xué)生 。 (正如我們所知道的一樣 ， 他是我們班上最好的學(xué)生 。 ) (2)which的用法： ① 關(guān)系代詞 ， 在從句中作主語或賓語 ， 指代物 。 ② 當指代整個主句時表示的意思是主句和從句之間是因果關(guān)系即因為所以 。 ③ 其引導(dǎo)的非限制性定語從句只能放在主句之后 。 Tom suddenly fell ill, which made us sad． 湯姆突然病倒 ， 這使得我們很傷心 。 The road was too slippery, which caused lots of accidents． 路太滑了 ， 以至于引起了很多事故 。 He was angry, which made him cry． 他太生氣了以至于他哭了起來 。 He has to work on Sunday, which he doesn39。t like． 他周日還得上班 ， 這是他不喜歡的 。 活學(xué)活用 用恰當詞語填空 (1)(2020真題改編 江蘇 )The number of smokers， ________ is reported, has dropped by 17 percent in just one year． 答案： as 句意：據(jù)報道 ， 吸煙者人數(shù)僅 (過去 )一年就減少了 17%。 as引導(dǎo)的非限制定語從句 。 (2)(真題改編 天津 )We have launched another manmade satellite, ________ is announced in today39。s newspaper． 答案： which 本題考查定語從句 。 句意：我們又發(fā)射了一顆人造衛(wèi)星 ， 這是今天的報紙發(fā)布的 。 逗號前的句子是主句 ， 作了逗號后句子的主語 ， 故逗號后句子是非限制性定語從句 。 先行詞在定語從句中作主語 ， 指物 ， 用 which來引導(dǎo) 。 課堂達標驗收 Ⅰ ． 單詞拼寫 1． If you don39。t like the school lunch, you have the a________ of bringing your own． 2． The match lasted nearly three hours and was i________at times by rain． 3． Please c________this book with that one and find out the difference between them． 4． If the package is wrapped well, we a________the contents are also wonderful． 5． Young children have a particularly a________sense of smell． 6 ． Ann s________her pencil and got down to her homework． 7． Mother reserved her plaint about my m________room until my friend left． 8． My elder sister died of s________during the war． 9． I passed on my________(不確定的 ) conclusions to the police． 10 ． There are worries about the________( 精確 ) of government statistics among people． 答案： 1 ． alternative 2 ． interrupted 3 ． pare 4． assume 5． acute 6． sharpened 7． messy 8． starvation 9． tentative 10． accuracy Ⅱ ． 用方框內(nèi)所給短語的適當形式填空 e t o a conc lusi on s how ...ar ound as wel l assca re ...away keep out of at m ost cut up c ar e aboutused t o move around 1 ． The wom an_____ _ __ the waterm el on and shar ed it o ut am ong the four chil d re n ． 2 ． It 39。 s re all y har d to maintain contact when pe ople ______ __ so m uch ． 3 ． The debat e does no t_ _______ unti l m idni gh t ． 4 ． In the co untr yside, p eopl e usuall y keep a do g to________ thi eves ． 5． As the manager, she was________ having her orders instantly obeyed． 6． I didn39。t know what happened． There were________ twenty people in the classroom． 7． When you e to our school tomorrow, I will________ you________ the campus． 8 ． A selfish person does not________ other people39。s problems． 9． As my best friend, he shared in my sorrows________ in my joys． 10． Please________ this building． Patients are sleeping． 答案： 1． cut up 2． move around 3． e to a conclusion 4． scare away 5． used to 6． at most 7． show； around 8． care about 9． as well as 10． keep out of Ⅲ ． 課文概述 Read the text carefully and fill in the blanks according to the text． A Visit to the Zhoukoudian Caves A group of students from England have e to the Zhoukoudian caves for a visit． They have known a lot about the early people in this district． It is 1． ________ that they lived here regardless of the cold． At that time they had used needles． One evidence suggests they wore clothes 2． ________ animal skins． Firs t the y us ed t he 3 ． __ ______st one tool s to 4 ． ________ ani m al s and 5 ． ________ the ir s kin ． Af te r t h at , the y rubbed an 6 ． ________ am ount of sal t onto the skin to m ake it soft ． T hen the y se wed the pie ces tog ether ． A 7 ． ________ neckl ace shows tha t ear ly people 8 ． _______ _ the ir appea ra nc e like we do ． A nd the bo tanica l 9 ． _____ ___ have shown us al l the f ie lds a round her e used to be a la ke ． They li ved m ai nly on fruit an d ani m al s, a nd the y ar e cal led hunter s and 10 ． ________ ． 答案： 1． assumed 2． made from 3． sharpened 4． cut up 5． remove 6． ample 7． primitive 8． cared about 9． analyses 10． gatherers