外研版新标准英语八年级下册期末试题及答案单选( )21. Do you know _ the T-shirt yesterday? (M2语法)Sorry, Ive no idea about it. A. how much did he pay for B. how much he paid for C. he paid for how much D. he paid how much for( )22. Michael, when shall we go for a ride?(M3语法) After I finish _ my homework. A. do B. did C. to do D. doing( )23. Well climb the hill if it _ tomorrow.(M5语法) A. doesnt rain B. isnt raini