1.Ofthetwopencil-boxes,theboychose_____one.A.lessexpensiveB,thelessexpensiveC.theleastexpensiveD.themostexpensive2.Myglassesarebroken.Iwillhavetobuy________.A.anewoneB.newonesC.anotheroneD.anewpair3.Theserecordersareu

　　1.Ofthetwopencil-boxes,theboychose_____one.

　　A.lessexpensiveB,thelessexpensiveC.theleastexpensiveD.themostexpensive

　　2.Myglassesarebroken.Iwillhavetobuy________.

　　A.anewoneB.newonesC.anotheroneD.anewpair

　　3.Theserecordersareused______studentshearing.

　　A.tohelpingtoimproveB.tohelpimprove

　　C.tohelpimprovingD.helpingtoimprove

　　.4—Whydidn’tAnncometoseeusyesterdayasshehadpromised?

　　----_________.

　　A.ShemustbebusyB.Shemightnotbefree

　　C.ShemusthavebeenbusyD.Shecan’tbefree

　　5._______hardallthesepeopleareworking!

　　A.WhatB.WhataC.HowD.Howa