1.trees2.students3.teachers
4.nurses5.boys6.girls
7.eyes8.ears9.hands
10.coats11.sweaters12.skirts
13.jackets14.shirts15.brothers
16.sisters17.names18.jobs
19.waiters20.drivers21.workers
22.cooks23.farmers24.apples
25.pineapples26.watermelons
27.oranges28.pears
29.grapes30.bananas
31.men32.women33.policemen
34.policewomen35.waiters
36.watches37.peaches
38.buses39.boxes
40.families41.toys
42.knives43.wives
44.these45.those
46.we47.your
48.they49.they
50.they51.ours
52.yours53.theirs
54.theirs55.theirs
56.are
57.Sheisanurse.(改成复数)Theyarenurses
58.IamfromLondon.(改成复数)wearefromLondon
59.Youarewaiters.(改成单数)Youareawaiter
