roseriver1012
Member
- Joined
- Dec 21, 2009
- Member Type
- Student or Learner
- Native Language
- Chinese
- Home Country
- China
- Current Location
- China
I haven't finished my homework yet. I _________ my mother with the housework all day yesterday.
A. helped B. was helping C. have helped D. have been helping
I think item A is a good choice in this sentence, but the answer is C. Which tense is proper in this sentence for you? Thanks for help!!
A. helped B. was helping C. have helped D. have been helping
I think item A is a good choice in this sentence, but the answer is C. Which tense is proper in this sentence for you? Thanks for help!!