Fill in each blank with the proper form of the word given in brackets. 1.The manager was (entire)__________unaware of the trouble with the heating system in the hotel until this week. 2.By the end of next month, we (find) ___________a good solution to technical problem. 3.The nurse told the visitors(not speak) _______________so loudly as to disturb the patients. 4.I’m afraid there is not much (differ)____________ in their points of view. 5.If he had taken his lawyer’s advice, he (save)___________himself a great deal of trouble. 6.(impress) _______by the young man’s good qualifications, they offered him a job in their firm. 7.I am sure the secretary who has just been hired will prove to be an efficient (employ)_______. 8.We all felt excited when China-succeeded in (launch)__________its first manned spaceship. 9.We regret to inform you that we no longer manufacture the product you are (interest)______in. 10.The tall building(complete)_________last month is our new classroom building.