3. Find all the examples of the past simple and the present perfect in the article. Complete the rules in the Learn this! box below with present perfect or past simple. Then underline an example of each rule in the article.

(Tìm tất cả các ví dụ về thì quá khứ đơn và hiện tại hoàn thành trong bài viết. Hoàn thành các quy tắc trong phần Learn this ô bên dưới với hiện tại hoàn thành hoặc quá khứ đơn. Sau đó gạch dưới một ví dụ về mỗi quy tắc trong bài viết)

LEARN THIS! Present perfect and past simple

a. We use (1) ___________ to talk about a specific occasion in the past.

b. We use (2) ___________ to talk about an event during a period of time that is still continuing.

c. We use (3) ___________ to say how long a situation has existed, often with for, since, or how long.

d. We use (4) ___________ to talk about an event that has a strong connection with the present, often with just, already, or yet.

e. We use (5) ___________ to talk about an experience at an unspecified time in the past, often with ever or never.

5. Complete the article above with the present perfect or past simple form of the verbs in brackets.

(Hoàn thành bài viết trên với dạng hiện tại hoàn thành hoặc quá khứ đơn của động từ trong ngoặc)

Jian Yang is in his thirties and collects dolls. So far, he (1) ____________ (spend) twenty years and over £250,000 on his collection, which includes 6,000 Barbie dolls. The young man from Singapore (2) ____________ (start) collecting Barbie dolls when he (3) ____________ (be) just thirteen. The first doll he (4) ____________ (buy) was the ‘Great Shape’ model in a gym outfit and leg warmers. Jian buys dolls when he travels for work and (5) ____________ (purchase) 65 dolls on his last trip to New York. A while ago, a girlfriend (6) ____________ (walk out) on him because of his hobby. Apparently, she (7) ____________ (feel) threatened by his collection. Jian (8) ____________ (find) that worrying, but now he accepts it.