Question 15:
_This building is no longer ____; nobody lives in it.
A. magnificent
B. historical
C. occupied 
D. located

➡️ Correct answer: C. occupied
Explanation: "Occupied" means someone is living in it. The sentence says "nobody lives in it," so it's no longer occupied.

Question 16:
The Earth is part of the solar system, _____ includes the Sun and all the planets.
A. both B and D are correct
B. that
C. who
D. which 

➡️ Correct answer: D. which
Explanation: Use "which" to refer to things (like "the solar system"). "Who" refers to people. "That" is possible but less formal in non-defining clauses like this one.

Question 17:
Riding a bicycle down a slope is so _____ It's dangerous but fun.
A. unpleasant
B. embarrassing
C. thrilling 
D. helpless

➡️ Correct answer: C. thrilling
Explanation: The context says it's dangerous but fun, so the word needs to have a positive meaning. "Thrilling" fits best.

Question 18:
_- I heard Daniel isn’t very _______

• Well, he fell and hurt himself ______.
  A. good – bad
  B. well – badly 
  C. good – badly
  D. well – bad

➡️ Correct answer: B. well – badly
Explanation:

• "Isn’t very well" refers to his health.

• "Hurt himself badly" is grammatically correct because "badly" is an adverb describing how he was hurt.

✅ Final answers:

• Q15: C

• Q16: D

• Q17: C

• Q18: B