The national table tennis team ______ hard to win honor for China these years.
A: work
B: are working
C: has been working
D: has worked
A: work
B: are working
C: has been working
D: has worked
举一反三
- He ______ in the Bank of China for five years by the end of last year. A: was B: had been working C: has been working D: worked
- How many years has Richard been working in this company? ________ years.
- Mr. Green began to work in ABC Company in 1990. He ______ for ten years by next summer. A: will work B: will have worked C: has been working D: will have been worked
- I first met Mary four years ago. She _____ at a shop at that time. A: has worked B: Works C: was working D: has been working
- All these days he ______on his paper. A: has worked B: has been working C: was working D: is working