Thestudents______theclassroomnow.
A: cleaned
B: arecleaning
C: have been cleaning
D: clean
A: cleaned
B: arecleaning
C: have been cleaning
D: clean
B
举一反三
- 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
- The students _________ their classroom when the visitors arrived.A . have cleaned B. had cleaned C. was cleaning D. have been cleaned
- The classroom needs____. A: clean B: cleaned C: to clean D: 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
- I came across this old book while I ____ my room. (2018) A: clean B: will clean C: have cleaned D: was cleaning
内容
- 0
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
- 1
How dirty the tables are! They need ( ). A: to clean B: cleaning C: to be cleaning D: cleaned
- 2
The classroom is so dirty. It needs _____. A: to clean B: cleaning C: being cleaned D: cleaned
- 3
All the rooms in the house require__________. A: to clean B: cleaning C: eing cleaned D: clean
- 4
you already your room? -Yes.I it two hours ago A: Did, clean; cleaned B: Did, clean, have cleaned C: Have, cleaned; cleaned Have, cleaned; have cleaned