He didn't look well, for he _______ for sixteen hours
A: had worked
B: was working
C: had been working
D: works
A: had worked
B: was working
C: had been working
D: works
举一反三
- He felt very tired because he ______ 18 hours without a rest. A: had worked B: worked C: was working D: had been working
- The workers _____ busily when the boss came to look for something he ______ in the office. A: had worked, had left B: were working ; had left C: working ; had left D: had worked; left
- He in the company since he graduated from Lanzhou Vocational College two years ago. A: worked B: has been working C: had worked D: was working
- 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
- By the end of last week, he ________ in the company for 10 years. A: had worked B: had been working C: will have worked D: would have worked