I ______ in the school since 2001.
A: work
B: worked
C: am working
D: have worked
A: work
B: worked
C: am working
D: have worked
举一反三
- I ____in this school since 2001. A: have worked B: has worked C: work D: worked
- Since I came to this school,I _____as a volunteer. A: have been working B: have be working C: have worked D: have being working
- By the end of next year, I _____ as an engineer in this company for ten years. A: have worked B: am working C: will work D: will have worked
- I am tired. I ______ all day. A: am working B: have been working C: worked D: have been worked
- By the end of next year, I ______ in the university for 10 years. A: work B: am working C: had worked D: will have worked