将下列句子改成一般疑问句,并作肯定和否定回答. My pencil are on the desk.--___________________________________ 肯定回答:_____________________________________________________ 否定回答:_____________________________________________________ The cat is in the tree--_______________________________________ 肯定回答:_____________________________________________________ 否定回答:_____________________________________________________ The bedroom is clean--_________________________________________ 肯定回答:______________________________________________________ 否定回答:______________________________________________________
is the pencil of mine on the desk? yes ,it is . no ,it isn't is the cat in the tree? yes,it in the tree no,it not in the tree is the bedroom clean? yes it is clean no,it not clean