--- Why do you suggest we buy a new machine? --- Because the old one has been damaged ___________.
25.—There’s somebody at the door, Mr. Wilson. —Tell_______I’m out.
24.I need the money badly now and I have to______my car though I’m not at all willing to do so.
23.I decide to leave the company next month, where I______for exactly three years.
22.________he is, he seldom shows his inventions to others.
21.This book is said to be a special one, which____many events not found on other history books.