A: will work
B: will have worked
C: has been working
D: will have been worked
举一反三
- By the summer, Elizabeth here for ten years . A: will work B: works C: will have worked D: has worked E: would have worked F: will work
- Mr. Jones ____ in the company for twenty years by the end of next month. A: will<br/>work B: will have worked C: has worked D: would work
- By the summer, Elizabeth here for ten years . A: will work B: works C: will have worked D: has worked
- 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
- By the end of next month I ______ here for five years. A: will work B: have been working C: have worked D: will have been working
内容
- 0
________ in the company for three years, Kevin has become experienced in foreign trade. A: Having worked B: Have been working C: Have worked D: Worked
- 1
This is so difficult a problem that the scientist is known to ______ on it for about ten years, but hasn't found an answer yet. A: have worked B: have been working C: be working D: work on
- 2
By the end of next month I<br/>____ here for 20 years exactly. A: have worked B: am going to work C: am working D: shall have been working
- 3
Professor Smith________in this famous university for tbree decades by next winter. A: will work B: has worked C: has been working D: will have workcd
- 4
_____ in the company for three years, Mark has become experienced in business negotiations. A: Having worked B: Having been working C: Have worked D: Worked