Esfand 13th, Our local butcher is closing down.

Question 1

flip (v)

to change sides, or make someone change sides, and start to give secret information about an organization, country, etc.:

Answer 1

FBI agents started the process of trying to get him to flip.

Question 2

penetrate (v)

Answer 2

The organization had been penetrated by a spy.
The company has been successful in penetrating overseas markets this year (= it has started selling its products in them).

Question 3

planetary (adj)

relating to planets:

Answer 3

planetary science/motion

Question 4

hazard (n)

Answer 4

a health/fire hazard
The busy traffic entrance was a hazard to pedestrians.

Question 5

pose (v)

Answer 5

Nuclear weapons pose a threat to everyone.
The mountain terrain poses particular problems for civil engineers.

Question 6

Third conditional

Answer 6

If I hadn’t studied computer science, I would have studied astronomy.

Question 7

happen (v)

Answer 7

I don’t know what I’d do if anything happened to him

Question 8

butcher (n)

Answer 8

a person who sells meat in a shop