2019－2022高二英语周报第43期答案

8.D〖解析】汽车的速度v=21.6km/h=6m/s,汽车在前0.3s+0.7s内做匀速直线运动,位移x1=v(t1+t2)=6m,之后汽车做匀减速直线运动,位移x2==2m=3.6m,所以该ETC通道的长度L=x1+x2=6+3.6m=9.6m,D项正确。

reading, with a confused look on her face. Dannis stoodup,glared at her and shouted, "You stole my wallet! "Thecrowds began to gossip. The girl turned deadly pale, loo-king so restless that words failed her. A strange silencehung in the air. Abruptly, she leaped from the seatParagraph 2The gird ran and Dannis ran after her. After a whileDannis finally grabbed her by the arm. At exactly thatmoment,a policeman approached them and asked aboutwhat happened. Dannis hastened to explain it while the girlfrowned with a shake of her head. After further enquiriesthe policeman took out a wallet and handed it to Dannisadding that someone had found it in the toilet. What a mis-take he had made! Overwhelmed by guilt, Dannis made anapology to the girl第三节One possible versionParagraph 1A seat beside her was empty, and Dannis occupied itHe felt a wave of anger swept over him, "Where is my wal-let? he yelled. The black-haired girl glanced up from her

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