【正文】
be not should be 39。t A A Exercise ( ) puter ______ me by my mother last week. given given to giving giving ( ) ______ stay outside last night. seen seen seen to ( )5.— Do you know Earth Day? — ______ in 1970 to tell us to protect our pla. up up set set up B C D 二、句型轉換。 lights should be turned off before you leave the classroom.(改為主動語態(tài) ) You ______ ______ off the lights before you leave the classroom. can39。t hear her sing.(改為被動語態(tài) ) She can39。t ______ ______ ______ sing. we throw waste paper everywhere?(改為被動語態(tài) ) ______ waste paper ______ ______ everywhere? should be put into the desk.(對畫線部分提問 ) ______ ______ books ______ ______? should turn be heard to Should be thrown Where should be put Recite Grammar Focus and translate them. Homework Thank you!