A) Choose the correct tense - We launched the second version once we had seen/were seeing how succesful the first one was - By the time he was applying/’d applied, the job had already gone - After he had invested/was investing more money, the bussiness took off - He called while I tried/was trying to finish this essay - The entrepeneur gave/had given another billion dollars to charity after he had already given three billion - We didn’t need to clean the house because he had already done/already did it - I studied bussiness in the evening while I was working/had worked in the kitchen - She left before anyone had had/was having a chance to explain the situation - The bussiness went/was going bankrupt last month and they couldn’t save it - All last year, the company had looked/was looking for ways to survive - When Akio Morita was 26, he had started/started his own company - After he had been/was in bussiness for a year, we had made/made our first profit - Before she started/had started this company she’d worked/worked in a fashion industry - He had made/made a fortune before he had started/started the company B) Complete the text Use Past Simple and Past Perfect Warren Buffett, the second richest man in the world has given almost his $44 billion fortune away Buffett (buy) shares before he _ (be) 12, and by the time he (be) 14, he _ (make) his first purchase of land After he (complete) his Masters degree in Columbia Business School, he _ (begin) his own investment partnership in 1956 Buffett’s wife was going to supervise his charity work and donations but she (die) in 2004 They (not live) together since 1977 Buffett has given his fortune to a charity run by the world’s richest man, Bill Gates Once Gate’s _ (make) a fortune with Microsoft, he (set up) the Gates Foundation Before he _ (be) 50, Gates (give) $26 billion to charity The Gates Foundation is now the biggest charitable trust in the world C) Complete the sentences Use Past Perfect or Past Simple - Pat _ (live) in London before he (move) to Rome - After Fred (spend) his holiday in Italy, he _ (want) to learn Italian - Jill (phone) Dad at work before she _ (leave) for her trip - Susan _ (turn on) the radio after she (wash) the dishes - When she _ (arrive) to the match already _ (start) - After the man (come) home, he (feed) the cat