Answer: C) Step down.
Explanation for this question is being written.
Answer: B) Six less than the product of four and a number.
Answer: A) Let out.
Answer: A) Keep an eye on.
Answer: A) Eckels
Answer: A) To take on.
Answer: B) Have a friendly relationship with somebody.
Answer: A) Packed with.
Answer: C) Cut down.
Answer: C) End up.
Answer: B) Subtract
Answer: B) Collocational pitfalls.
Answer: B) Run into.
Answer: C) Focus on.
Answer: C) Offer you some.
Answer: A) 9 + 12.
Answer: C) Take in.
Answer: C) At first.
Answer: D) In
Answer: D) As a result.
Answer: B) Oh, good luck!
Answer: A) Block
Answer: C) Get energy.
Answer: D) Get away.
Answer: A) Look forward to.
Answer: D) Ran out of.
Answer: C) Collocations
Answer: A) Get over.
Answer: B) Made up.
Answer: D) Set out.
Answer: D) Cut down on.
Answer: A) It indicates a sense of loss and bitterness, suggesting the subject has experienced hardship or negativity.
Answer: A) Go on holiday with someone.
Answer: D) Data availability.
Answer: B) Phrase-to study a subject at university/college.
Answer: D) My name.
Answer: A) To leave the course.
Answer: B) False
Answer: B) To describe sight, taste, touch, smell, and sound.
Answer: C) Get on.
Answer: A) Call off.
Answer: A) Stay at a place for a night on the way to somewhere else.
Answer: B) Boy
Answer: A) An argument.
Answer: B) Look into.
Answer: C) Do
Answer: C) Such as.
Answer: B) About $100\,g$.
Answer: D) Blend
Answer: A) Stomach ache.
Answer: C) To make fair laws that apply to everyone.
Answer: A) An appealing idea.
Answer: A) Phrase
Answer: C) Ran into.
Answer: A) Cast light on.
Answer: B) Come up with.
Answer: C) Put off.
Answer: A) Hollywood great Gene Kelly.
Answer: C) They sound acceptable to non-native translators.
Answer: B) Phrase-to play a game on a computer by pressing keys or moving a joystick on a controller.
Answer: A) A procedure.