Answer: A) Was
Explanation for this question is being written.
Answer: C) Is
Answer: A) Is
Answer: B) Wrong sentence.
Answer: B) Tries
Answer: D) Is
Answer: A) Were
Answer: B) Are
Answer: A) Does not.
Answer: A) Are produced.
Answer: A) The verb 'plays' should be 'play' to match the plural subject 'children'.
Answer: B) Don't walk / take.
Answer: C) Are
Answer: A) IS
Answer: A) A noun/pronoun that is or does something.
Answer: C) Were
Answer: A) Subject
Answer: A) Drives
Answer: C) Hasn't finished.
Answer: A) Really likes.
Answer: B) Makes
Answer: B) The blue house.
Answer: C) Change are to is.
Answer: B) Doesn't
Answer: A) Are made.
Answer: B) Runs
Answer: C) He don't study english.
Answer: A) Have
Answer: D) Does not open.
Answer: A) So am I.
Answer: B) Have
Answer: B) Takes
Answer: A) Are
Answer: B) Is
Answer: B) Am
Answer: B) Plural
Answer: A) Play
Answer: B) Were
Answer: A) Correct
Answer: A) He is 10 years old.
Answer: A) Has $\rightarrow$ have.
Answer: B) Don't
Answer: B) Have written.
Answer: D) They
Answer: A) Have/have
Answer: B) Isn't
Answer: A) Don't have.