Kate is tired because she _________all the morning.
A: had worked.
B: has been working
C: is working
D: works
A: had worked.
B: has been working
C: is 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
- 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
- 26.Jane was tired. She__________all day. A: was working B: has worked C: worked D: had been working
- For some time now, Eric ______ for foreign trade. A: had been working B: was working C: has been working D: worked