Listen!What are they ________(

what are those they are ________. What are they doing?-----They ____ (listen)a story. Listen!What are they talking_____(介词）----The En They are on your head.You can listen with them.What are they What are you -----(listen) What are you_____________(listen)? 1.What are they going to do ________?（ ） What are the ________ and what kinds of _______ are they abo are what you listen to!" What ________ four and five?______ nine.A.are,They are B.is, they are ________ (twin) sister. they are ________ (twin) sisters.