Use the correct tense. I (work) for two hours and I am now tired.
Ahad been working us
Bwill be working
Cwill have worked
Dhave been working
Ahad been working us
Bwill be working
Cwill have worked
Dhave been working
Related Questions:
Fill in the blank with the correct tense form of the verb given in the bracket.
Do you know whether the minister _______yet? (be)