Find the mistake: While the competitors focused on design, Ajax were building reliable software.
were focusing
Find the mistake: 'Although they had many challenges, they were kept growing.'
they kept growing
Find the mistake: By the time they had received feedback, they already start working on the second version.
they already started
Choose the correct alternative: 'They (hadn’t believe / didn’t believe / weren’t believing) the order from Australia was real at first.
didn't believe
Choose the correct option: 'While the competitors (were launching / launched / had launched) old-style alarms, Ajax (introduced / was introducing / had introduced) new features.'
were launching, introduced
Choose the correct alternative: 'Ajax (didn’t focus / wasn’t focusing / hadn’t focused) on the design only, they made sure the app was excellent too.
didn't focus
Choose the correct alternative: The team (worked / was working / had worked) 12-hour days before they (release / released / had released) the first version.
had worked, released
Find the mistake: 'They didn’t reached out to investors until the product was almost ready.'
hadn't reached
Choose the correct alternative: 'After they (receive / received / had received) the first order, they decided to focus on Europe.'
received
Choose the correct alternative: 'Why (hadn’t / didn’t / wasn’t) they expanded into Asia before Europe?'
hadn't
Complete the sentences: The company __________ (become) profitable within six months, because they __________ (build) a strong product from the beginning.
became, had built