运用修辞手法的段落150:We have accomplished ___ in the past three years ___ would have taken ten years in the past.

We have accomplished ___ in the past three years ___ would have taken ten years in the past. We have accomplished ___ in the past three years ___ would have taken ten years in the past. We have accomplished ___ in the past three years ___ would have taken ten years in the past. i have a { we we we } ? Have we got _____ that we need? We have a physics class. We have a physics class. We have several models _______. We have done thing we ought not to have done and___undone things we ought to have done. How do we know that we have problems ?