---- The woman biologist stayed in Africa studying wild animals for 13 years before she returned.---- Oh, dear! She _______ a lot of difficulties!
-- No, I’m afraid he isn’t in. This is his secretary speaking. Can I help you? --- _______.
______ the plane have taken off on time? --- I’m afraid not. The fog was too thick then.
There have been many changes in _____ history of _____ English language.
She got _____ job in Manilia Manufacturing Company and gets paid by _____ hour.
She let herself get into a _____ before the examination began.