After _____ seemed a long time ,she came back.为什么不把after 当连词

after what seemed a long time,the soldiers came back to the after-----seemed a long time ,he apeared again 为什么填what,不填it after seemed a very long time,the badly wounded soldier came it seemed that after what was a long time she began to wake After------- seemed a long time,they arrived at --------- wa After () seemed a very long time.Awhat Bwhen Cthat Dwhich after walking a long time,she After what seemed an hour ,he came back. It seemed seconds__they came back.A.when B.after C.before D. After ( ) seemed a very long time. I opend my eyes and found after（ what ）seemed to be a long time ,the old man went out 2.After ___ seemed to be a long time,the old man went out of