Unit 1 My ClassroomUnit 1 My Classroom第三课时A:Whats this?B:Its a/an .读一读，认一认Whats this?It is a book.A:Whats this?B:Its a/an .ballelephantboycakecateggA:Whats this?B:Its a/an .appleanthandduckcardeskdoctorbedbeefappleanthandduckcardeskballelephantboycakecateggdoctorbedbeefbeefbeefbeefbeefantanthandboycarcatcateggdoctordoctordoctorduckballcakeelephantappleanthandduckcardeskballelephantboycakecateggdoctorbedbeef分一分，写一写修一修，补一补 _nt _all _at _octor _lephant _gg _ake _uck _eef b_dabcdecebde
