While I ______ the house yesterday, I found an old photo of my grandparents. A. cleaned B. was cleaning C. clean D. am cleaning
A: cleaned
B: was cleaning
C: clean
D: am cleaning
A: cleaned
B: was cleaning
C: clean
D: am cleaning
举一反三
- I came across this old book while I ____ my room. (2018) A: clean B: will clean C: have cleaned D: was cleaning
- By the time you get home, I ___________ the house from top to bottom. A: will clean B: have cleaned C: will have cleaned D: am cleaning
- My friends will come to my house today, .so I'll have it ______ first. A: clean B: cleaning C: cleaned D: to be cleaned
- She _____ the room when I went to see her . A: clean B: is cleaning C: cleaned D: was cleaning
- I'll go with you after I get through with _________ the house. A: cleaning B: to cleaning C: to be cleaned D: to clean