Can you help me my homework？
A.doing B.forC.with
There are four in my family.
A.people B. peoples C.a people
Su Hai’s parents are _______.
A. cooks, B.cookers C. cookes
In the US, we call a policeman a “_______”.
A. fireman B. firefighter C. cop
--your sister like singing？ --Yes，she .
A.Is；is B.Do；doesC. Does；does