{$mEDiAurl}
in thE lECturE, thE proFEssor DEsCriBEs thE lArvAl stAgE oF ButtErFly DEvElopmEnt. inDiCAtE whEthEr EACh oF thE Following is truE oF ButtErFliEs in this stAgE.CliCk in thE CorrECt Box For EACh phrAsE.

	yEs	no
A、slEEp whilE hAnging upsiDE Down．
B、rEplACE thEir skin As thEy grow．
C、ArE known As CAtErpillArs．
D、stAy insiDE A protECtivE CAsing．
ｅ. spEnD most oF thEir timE Consuming FooD、