To our surprise, the governor who had often been praised for his honesty turned out to be a corrupt official.
6) 少数工人得到提升（be promoted），与此同时却有数百名工人被解雇。
A few workers were promoted, but meanwhile hundreds of workers were dismissed.
7) 如果有机会，约翰也许已成为一位杰出的画家了。(given) Given the chance, John might have become an outstanding painter.
8) 数小时后，有人看见那个男孩在林子里瞎转。
Several hours later, the boy was found wandering around in the woods
Unit3
1) 许多美国大学生申请政府贷款交付学费。
Many American students apply for government loans to pay for their education / tuition.