【句型转换练习1.Twelve-year-oldsshouldbeallowedtogettheirearspierced.(否定句）2.Studentshouldbeallowedtohavepart-timejobs.(改为一般疑问句）3.Thechildissixyearsold.Heshouldgotoprimaryschool.(用enough改写整】

　　句型转换练习

　　1.Twelve-year-oldsshouldbeallowedtogettheirearspierced.(否定句）

　　2.Studentshouldbeallowedtohavepart-timejobs.(改为一般疑问句）

　　3.Thechildissixyearsold.Heshouldgotoprimaryschool.(用enough改写整个句子,意思不变）

　　4.TheywillwatchTVthisevening.Theywon'tdotheirhomework.(用insteadof改写）

　　5.Theydidn'tgotobeduntil11:30p.m.lastnight.(用stayup改写）

　　6.Myfatherallowsmetostayupuntil9:30p.m.(改为被动语态）

　　7.Theteacherallowspetertotakethetestlater.(改为被动语态）