将下列句子变成否定句,一般疑问句,再作肯定和否定回答.1 she is looking at the zabra2 The policeman is watching the car 3 The birds in the tree are eating now.4 I am playing cards,5 The sun is shining

she isn't looking at the zebra. Is she looking at the zebra? yes, she is./no, she isn't.
the policeman is not watching the car. is the policeman watching the car? yes, he is./ no, he isn't.
the birds in the tree are not eating now. are the birds in the tree eating now? yes, they are./ no, they aren't.
i am not playing cards. are you playing cards? yes, i am,/ no, i am not.
the sun isn't shining. is the sun shining? yes, it is./no, it isn't,

1 she is looking at the zabra一般疑问句Is she looking at the zabra?肯定：Yes,she is.否定：No,she isn't.2 The policeman is watching the car一般疑问句Is the policeman watching the car?肯定：Yes,he is.否...