1. my sister was absen because she was sick 2.my mother has visited the exhibition 3.the teacher teaches us every monday 4.the children are playing in the garde

1.+my sister is was absen because she was sick
-my sister is was not absen because she was sick
?is my sister was absen because she was sick?
2.+my mother is has visited the exhibition
-my mother is not has visited the exhibition
?is my mother has visited the exhibition?
3.+the teacher is teaches us every monday
-the teacher is not teaches us Monday
?is teacher theaces us every Monday?
4.+the children are playing in the garden
-the children are not playing in the garden
?are the children playing in the garden?
5.+the boy is comes to school by the car
-the boy is not comes to school by the car
?is the boy comes to school by the car?
6.+they are lives in Singapore
-they are not lives in the Singapore
?are they lives in the Singapore?
7.+there is my sister car
-there is not my sister car
?is there my sister car?
8.+she is wants to buy a big house
-she is not wants to buy a big house
?is she wants to buy a big house?
9.+she is called me last light
-she is not called me last light
?is she called me last light?
10.+the manager is readinf the news paper
-the manager is not readinf the news paper
?is the manager readinf the news paper?