高一英语单选题(我要详解)
1,whenmyneighbourscameouttodomorningexercise,ialso_____.
AjoinedBjoinedinCattendedDtookpartin
2,charlesbabbageisgenerallyconsidered______thefirstcomputer.
AtohaveinventedBinventingChavinginventedDtoinvent