Past perfect simple interrogative 8 - tutto inglese - Imparare l'inglese gratis on line

the company (launch) the product before the fair?
they (sign) the contract before the amendments were added?
he (clean) his desk before the inspection?
we (check) the weather forecast before planning the trip?
the volunteers (assemble) the kits before the campaign?
she (commit) to the role before the casting was complete?
they (process) all the orders before the system update?
he (pay) the bills before the services were disconnected?
we (test) the equipment before the performance?
she (change) her mind before the announcement?