No one knows for certain how the first Americans arrived in _____ is now the United States.
A. which B. what
C. where D. why
Tom’s most positive quality is _____ he’s very outgoing.
A. that B. why
C. how D. whether
Liu Xiang’s breaking the world record was an exciting moment, ______ all of us will never forget.
A. that B. One
C. it D. what
____ counts is ____ all those trapped in the building have been rescued.
A. It; that B. What; because
C. What; that D. Which; because
语法填空。
One day, about ten years ago, while working at the cash register in the gift shop at my University Museum of Natural History, I saw 1. elderly couple come in with a little girl in a wheelchair. As I looked 2. ( close ) at this girl, I found that she was fixed on her chair. I then realized she had no arms or legs, just a head, a neck and upper body, 3. ( dress ) in a little white skirt. As the couple wheeled her up to me, I turned my head toward the girl. When I took the money from her grandparents, I looked back 4._ the girl, who was giving me the most optimistic, largest smile I had ever seen. All of a sudden, her handicap was gone and all I saw was this beautiful girl, 5. smile just melted me 6. almost instantly gave me a completely new sense of 7. life is all about. She took me from a poor, unhappy college student and 8. ( bring ) me into her world; a world of smiles, love and 9. ( warm ). I’m a successful business man now and whenever I think about the troubles of the world, I think about that little girl and the remarkable lesson about life that she taught 10. .
Some people believe _______ has happened before or is happening now will repeat itself in the future.
A. whatever B. whenever.
C. wherever D. however
