Why were there so few American Indians left at the end of the 19th century-

Why were there so few American Indians left at the end of the 19th century- There were not anything in sight. were 还是was? why 英语句子改错：I didn't know why you were so busy in the last there years.改ABCD中其一：A.why B.were C.so busy D.in the last three years Why are there so many questions? why are there so many worries everyday? Why、 were you so ...I cannot accept it You were _____ to close the windows .Why wYou were _____ to close the windows .Why were you so careless? （）''Why are you so late?'' ''The strees were very crowded because there was a car accident,''He said,（）''Why are you so late?'' ''The strees were very crowded because there was a car accident,'' I answered. ''That ok . Let's go home'' You were supposed to close the windows.Why were you so careless?的中文意思? fe与h2so4生成feso4+h2,fe+hno3生成no+h2o.,fe与h2so4不能生成h2o和so吗 why?so+o2生成so3 why there are so many people like surfing the Internet? why there are so many people loving michael jackson There were so many interesting things go see （） thirteen States in the original united States A、as there were B、there were C、were D、So wer If only there were no examinations! _______We all need more rest.A. Why do you think so? B. For what? C. I think not. D. I could n’t agree more. there were so many thieves who stole money in the streets ___people stayed in their homesas much as possible.1 which 2 where 3 that 4 why选择哪一个,为什么 Peter wanted to know _________.Peter wanted to know _________.A.whether he has finished reading the bookB.why the boy had so many questionsC.that there were 12 months in a year.D.when they will leave for Paris. （）''Why are you so late?'' 括号中选择哪个He said,（）''Why are you so late?'' ''The strees were very crowded because there was a car accident,'' I answered. ''That ok . Let's go home''①What happened to you?②Where are you doing