四、词汇运用（本题有15小题，每小题1分；共计15分）
A. 根据下列句子及所给汉语注释，写出空缺处各单词的正确形式（每空一词）。
51. There are some ____________ (不同）between these two pictures,
52. I don’t have ____________ (足够的）time to finish reading this book.
53. You won’t finish your work ____________ (除非）your father helps you.
54. Don’t ____________ (触摸）the things on show in the museum.
55. Tom knows a lot of ____________ (普通的）knowledge.
56. ____________ (倾倒）dirty water into rivers is bad for the environment.
57. Sarah ____________ (几乎不）ever calls her pen pal.
58. ____________ (删除）many useless files from the computer yesterday.
59. Many houses ____________ (倒塌）down after the earthquake,
60. Ann added two spoons of ____________ (食盐）to the soup.
B. 根据短文内容，用方框中所给单词的适当形式填空，每词限用一次（每空一词）。

happy    full     you     understand    but

I had a party on New Year’s Day last year. Our living room was ____61____ of people. We were talking and laughing ____62______ when the bell rang. I went to the door and found a young man outside. Nobody at the party knew him. "Why does he come to my party ? Maybe he wants a friend.1 thought I was _______63_____. So I quickly invited him to the dinner table. Then my wife kept asking him to drink and eat. ______64______ the man didn't even want to sit down. I was surprised. Then he said , 4Tm sorry, but Tm not here for your party. I’m your new neighbor. Um…I want to drive my car out, but I can’t，because _____65_______ friends' cars are in front of my gate.”
答案：
51. differences 52.enough 53.unless 54.touch 55.common
56.Pouring 57. hardly 58. deleted 59.fell 60.salt
61. full 62.happily 63. understanding 64.But 65.your