Answer: A) Couldn't
Explanation for this question is being written.
Answer: A) Can
Answer: B) Can
Answer: C) Go
Answer: A) Be able.
Answer: C) Couldn't
Answer: C) Can
Answer: B) Can't think.
Answer: B) Could solve.
Answer: B) Ability in the past.
Answer: D) Will be able to.
Answer: B) ABILITY NOW OR GENERALLY.
Answer: B) Can't
Answer: C) Could
Answer: B) Could not.
Answer: B) Couldn't
Answer: B) False
Answer: A) Help
Answer: A) I could swim when I was young.
Answer: A) Can / Can't.
Answer: A) Could
Answer: A) Cannot see things.
Answer: B) Could be.
Answer: C) Could run.
Answer: D) Can't
Answer: A) Be able to.
Answer: C) Could speak.
Answer: D) Children must drink a lot of milk.
Answer: E) Ability-necessity.
Answer: A) I could see her house from my window.
Answer: D) Modal verb.
Answer: D) COULD
Answer: A) Can, can't.
Answer: A) So can I.
Answer: A) Modal verb.
Answer: A) Can't
Answer: C) I could.