、可数名词的复数：（1）规则变化 1）一般在名词词尾加--s，如：car----cars; apple---apples 2）以s, x, ch, sh结尾的词，在词尾加---es，如：box---boxes; bus---buses; watch ---watches. 3）以辅音字母+y结尾，变y为i再加es，如：family---families. 4）以fe、f结尾，变fe、f为v再加es，如：life---lives. （2）不规则变化：如：mouse---mice；tooth---teeth; foot---feet；Chinese---Chinese, Japanese---Japanese；man---men; woman---women; child---children等练习：写出下列名词的复数形式或选择填空。1. teacher ______ 2. class ______ 3. name ______ 4. orange____5. number _______ 6. apple______ 7. bus_______ 8. erase____9.photo_____ 10.tomato______ 11.country_____ 12.friend____13.knife_____ 14.foot____ 15.boy____ 16.mouse____17.toy__ __ 18.factory_____ 19.family____20.monkey_____ 21.wish____22. There is some _______ on the plate. A. cakes B. meat C. potato D. pears23. The______ has two _______. A. boys; watches B. boy; watch C. boy; watches D. boys; watch24. The little baby has two _______ already. A. tooth B. tooths C. teeth D. teeths25. How many ＿＿＿can you see in the picture? A. tomatos B. tomatoes C. tomato D. the tomato26. —＿＿＿is the meat. Please? —Ten yuan a kilo. A. How much B. How many C. How old D. How long27. Would you please pass me＿＿＿? A. two paper B. two papers C. two pieces of paper D. two pieces of papers28. “What would you like, Ann? ” “I'd like two＿＿＿.” A. glass of milk B. glasses of milk C. glass of milks D. glasses of milks29. These are my ______. A. box B. a box C. boxes D. the boxes30. There are three＿＿＿and seven＿＿＿in the picture.A. deers, sheeps B. deers, sheep C. deer, sheep D. deer, sheeps三、基数词的表达：1—100 one, two, three, four, five, six, seven, eight, nine, ten, eleven, twelve, thirteen, fourteen, fifteen, sixteen, seventeen, nineteen, twenty, twenty-one, … thirty …forty…fifty…sixty…seventy…eighty…ninety…hundred 四、时间表达法： （两种）1:00 one o’clock 1:05 one - o - five / five past one 1:15 one fifteen / a quarter past one 1:30 one thirty / half past one1:40 one forty/ twenty to two 1:45 one forty-five/ a quarter to two -- What time is it? = What is the time? -- It’s half past seven.
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