Question 1:
How long will the meeting last?
Answer: D. An hour or so, I expect

Question 2:
My photocopier's run out of paper.
Answer: D. I'll go and get some from the office supply store

Question 3:
Vietnamese people's lives have been significantly improved over the last two decades.
Answer: B. slightly (This is the opposite of "significantly")

Question 4:
The meeting should be chaired by the most senior person present.
Answer: A. most junior (This is the opposite of "most senior")

Question 5:
Potatoes are a versatile vegetable.
Answer: A. multi-purpose (This is closest in meaning to "versatile")

Question 6:
Amelie wishes her parents could put themselves in her shoes and lend an ear to her.
Answer: D. listen to her with sympathy (The phrase "lend an ear" means to listen attentively, often with empathy)

Question 7:
Camila often watches YouTube videos to study ___ a dish or make a cake.
Answer: C. what to cook (This phrase fits best in the context)

Question 8:
A ___ is a building that has been made stronger and protected against attack.
Answer: B. fortress

Question 9:
We chose the Hotel Rio for our last holiday because we ___ there before.
Answer: D. had stayed

Question 10:
Remember to sprinkle ___ of icing sugar on the strawberries.
Answer: A. a pinch

Question 11:
As soon as she saw an advertisement in the paper for a sales assistant at a department store, she decided to apply, ___.
Answer: A. with

Question 12:
Hand-writing a letter is a pastime that ___ any longer in a few more years.
Answer: A. die out (The phrase "die out" means to gradually disappear)

Question 13:
Did teenagers ___ their emotions in the past?
Answer: C. publicly

Question 14:
I'm wrong when letting my children eat too much fast food, ___?
Answer: C. am I (This is the correct tag question)

Question 15:
The less time they have, ___ they will work.
Answer: A. the more effectively (This is the correct structure for comparative clauses)

Question 16:
It's hard ___ imagine what was included in the European diet before America was discovered by Columbus in 1492.
Answer: A. for

Question 17:
So ___ ingredients which today are grown all over the world were unknown in medieval Europe.
Answer: C. many

Question 18:
Spices like pepper had ___ traded and added to food for centuries.
Answer: B. been

Question 19:
___ the potato first introduced, it was surprisingly unpopular.
Answer: A. When

Question 20:
The story goes that Parmentier, a French army officer, had potatoes ___ in the royal garden.
Answer: B. to plant

Question 21:
Which word has a different pronunciation for the underlined part?
Answer: B. sour (The "ou" in "sour" is pronounced differently from the others)

Question 22:
Which word differs in stress?
Answer: B. flour (The stress pattern differs from the other words)