Meaning: "ecological" means about the environment.

Wrong options:

• ecologial: It leaves out the "c". The right spelling is "ecological". Every letter must be correct to get the mark.
• economic: This is about money, not the environment.

Correct answer: reimagining

Explanation: On the recording you hear "waste and its reimagining possibilities". It comes after "its". The word ends in ing.

Meaning: "reimagining" means thinking of new uses or ideas.

Wrong options:

• reimaging: It leaves out the "in". Check the letters: "reimagining". A small spelling mistake loses the mark.
• reimagined: "reimagined" is a close word, but it ends in "ed". The speaker says "reimagining", which ends in "ing".

Correct answer: technological

Explanation: Listen again to "dialogue on technological innovation". It comes before "innovation". The word ends in al.

Meaning: "technological" means about technology.

Wrong options:

• technoligical: It has "i" where the word has "o". The right spelling is "technological". Every letter must be correct to get the mark.
• technical: This means about skill or detail, not broad technology.

Correct answer: sustainable

Explanation: Here you hear "for a more sustainable future". It follows "more". You need a describing word about lasting nature.

Meaning: "sustainable" means able to continue without harming nature.

Wrong options:

• sustainaible: It adds an extra "i". Write "sustainable". Only the exact spelling gets the mark.
• sustained: "sustained" is a close word, but it ends in "ed". The speaker says "sustainable", which ends in "able".