Listen and fill in each blank in the passage below with the cooperative word:(1,5pts)

Nam: Hey Scott, have you ever 1…………… the saying, 'An apple a day keeps the doctor away'?

Scott: Of 2.…………… , why?

Nam:Did you know that it's really true?

Scott: What do you mean? If I eat one apple a day I will never get sick?

Nam:Not exactly, but it can help you lose weight, build healthy bones, and also prevent diseases like cancer.

Scott:Wow! That's 3.…………… . I drink apple juice every day.

Nam:That's good, it will help keep you from getting Alzheimer's disease when you get old.

Scott:Is that the 4.…………… that affects your memory?

Nam:Yes. Since drinking apple juice helps boost your brain's memory function, it helps you remember things for a long, long time.

Scott:But Nam!

Nam:Yeah?

Scott:There are a few things I really want to forget.

Nam:Like losing the football match yesterday?

Scott: 5…………… !

The word “mature” in the passage is closest in meaning to ____.