Question 12:A. concerns B. issues C. threats D. impacts

Question 4:A. broker
B.  dealer
C.  advocate
D.  partner

Question 5:A. which worked
B.  worked
C.  working
D.  had worked

Question 6:A. break down
B.  work through
C.  push through
D.  break through

Question 16:

A.         If we combine AI with conservation work, we can protect nature better. Young people should learn this technology because the planet needs smart environmental defenders.

B.         Drones fly over oceans while computers count whales below the water surface. Although this technology is expensive, it helps scientists who study endangered sea animals.

C.         Scientists use special computers that can recognize animals in forests, and these machines help us count tigers when they walk past hidden cameras at night.

D.         The computers learn animal faces because researchers show them thousands of photos. After the training finishes, machines identify animals better than humans can do it.

e.        When poachers enter protected areas, AI cameras send alerts to rangers immediately. This technology works day and night, so animals are safer than before now.

A.  d-e-b-c-a        
B.  b-d-c-e-a        
C.  c-d-e-b-a
D.  e-c-b-d-a

Question 25: The word “additives” in paragraph 2 is OPPOSITE in meaning to _________.

A.  supplements                                B. ingredients                                C. compounds                                D. essentials

Question 26: The word “ranch” in paragraph 3 could be best replaced by _________.

A.  factory                                        B. farm                                                C. market                                        D. organization

Question 27: Which of the following best paraphrases the underlined sentence in paragraph 4?

A.  Furthermore, official government agencies need to authorize these supplements for commercial farming purposes.

B.  Moreover, agricultural producers must obtain certification from authorities before manufacturing these supplements commercially.

C.  Besides, commercial farming organizations should evaluate these supplements before receiving governmental authorization.

D.  Furthermore, regulatory bodies need to certify the agricultural facilities before commercial supplement production.

Question 28: Which of the following is TRUE according to the passage?

A.  The seaweed supplement research was initially conducted on dairy cattle in California facilities.

B.  The treated cattle showed reduced methane emissions but experienced slower weight gain than others.

C.  Regulatory authorities have already approved seaweed supplements for widespread commercial farming applications globally.

D.  The Montana trial successfully demonstrated methane reduction in cattle without compromising their health or growth.

Question 37: Which of the following best paraphrases the underlined sentence in paragraph 4?

A.  The two sides are negotiating compromises to avoid prolonged disputes about specific regulations.

B.  Advocates and critics are gathering scientific evidence to support their respective political positions.

C.  Proponents and protesters are mobilizing public opinion campaigns regarding the technical implementation procedures.

D.  The two opposing groups are getting ready for an intense political battle about specifics.

Question 3:A. which
B.  whom
C.  whose
D.  who