1.写出下列名词的复数形式

　　roseknifecityboyphoto

　　tomatopencilwifebabyglass

　　peachleafwomanteacherparty

　　mannegroclassfishherao

　　beefamilybenchkilopoliceman

　　potatosheepflagaircraftpolicewoman

　　2.将下列句子改成一般疑问句.

　　Iamastudent.

　　Sherunsfast.

　　Tomcansingverywell.

　　Maryfinishedherhomeworkyesterday.

　　Mybrotherisgoingtograduatenextweek.

　　Ihaveseenthatmovietwice.

　　Sheisafriendofmine.

　　Hermotherwentshoppingjustnow.

　　Hedoeshishomeworkatschool.

　　Ilikecollectingstamps.

　　3.将下列句子改成否定句.

　　Shesmokes.

　　Myfatherisrepairinghiscar.

　　HewillgotoShanghainextweek.

　　Ihavealotoffriends.

　　Shewasilllastweek.