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3. Mark ........ at a company for seven years before he started his own business. a) was working b) has been working c) had been working
4. I ........ the approval of three committee members before Bob signed off on the project. a) had already got b) did already get c) have already got
5. .......... us the new price list of your products yet? We need it as soon as possible. a) did you send b) have you sent c) had you sent
6. I ........... the report when my boss asked for it. a) didn't finished b) hadn't finished c) haven't finished
7. How long ....... in sales? a) have you worked b) have you been working c) were you working