Find a mistake (A, B, C or D) in each of the following sentences

5/ Find a mistake (A,B,C or D) in each of the following sentences: (0,4m)
1.There are so much milk left inthe fridge.
A B
C D
2.Living in the countryside ispeacefuler than living in a city.
A
B C D
3. Igoto the market at the moment
A B
C
4. What time do she start work?
A B C