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1.I usually come to school by subwaty.(同义句)

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1.I usually come to school by subwaty.(同义句)
I usually () () () to school.
2.His father sometiomes flies to Shanghai.(同义句)
His father sometimes () to Shanghai () ().
3.She often goes to school on foot.(同义句)
She often () () to school.
英翻汉
1.乘自行车(by bike) () 2.乘地铁(by subway) () 3.乘公共汽车(by bus) () 4.步行上学( ) ().
1.OA垂直OB,且∠AOD:∠DOC=3:2,∠BOC:∠AOD=5:3,求∠DOC的度数.(∠BOA为直角,OC在∠BOA只内,靠近OA,有∠DOC为180度)
1、 I usually take a subway to school.
2、His father sometimes goes to Shanghai by air.
3、She often walks to school.
1.乘自行车(by bike) (take a bike) 2.乘地铁(by subway) (take a subway) 3.乘公共汽车(by bus) (take a bus) 4.步行上学(go to school on foot ) (walk to school).
则DOC只能等于∠DOA+∠AOC,由比例式可得∠BOC只能等于∠BOA+角AOC
此时OBD三点共线,∠DOC=150