()____acat.

Thisbookisthelightestand______(thin)ofallthebooks.

()1.Couldyouhelpme，please?A.OK.

()2.Thanksalot.B.You'rewelcome.

()3.Let'sputthebooksinthebox.C.It'sMonday.

()4.Canyoucarryit?D.No，it'sfull.

()5.Who'sondutytoday?E.lam.

()6.Isitempty?F.No，it'slight.

()7.Whatdayisittoday?G.Certainly.

()8.Isthatbagheavy?H.No.LiLeiisn'there..

()9.Areweallheretoday?I.No，thanks.

()10.Letmehelpyou.J.Yes，Ican.

JackisateacherofEnglish.Heisnotyoung，butheisnotold.Hehasaroundfaceandblackhair.Heistall.Therearefiftystudentsinhisclass.Theyalllikehim.Nowit'sintheafternoon.Look，somestudentsareworkingintheclassroom.Jackisthere，too.HeishelpingthemtostudyEnglish.Heisagoodteacher，andheisagoodfriendofthemall.

()1.WhatdoesJackdo?

A.Heisaworker.

B.Heisateacher.

C.Heisadoctor.

D.He'sanurse.

()2.Whatcolourishishair?

A.It'sblack.

B.Hisheiriswhite.

C.Itisbrown.

D.Hehasyellowhair.

()3.Howmanystudentsarethereinhisclass?

A.Therearefifteenstudentsinhisclass.

B.There'sfifty.

C.Hehasfifty.

D.There'refiftyinit.

()4.Jackisagoodteacher，isn'the?

A.Yes，heisn't.

B.No，heis.

C.Yes，he's.

D.Yes，heis.

()5.Whatarethestudentsdoingintheclassroom?

A.Theyarewalkingthere.

B.Theyaredoingtheirlessons.

C.Theyarehelpingtheirteacher.

Pleasegive_____(I)acupoftea.