Exercise 3– Hoàn thành các câu sau bằng cách chia động từ trong ngoặc đơn ở thì hiện tại hoàn thành.

1. I _______________ (dream) of winning a medal for a long time.

2. She _______________ (not/ see) much of Vietnam, so she wants to see more this year.

3. _______________ you ever _______________ (be) to a desert? No, never.

4. Van _______________ (throw) a surprise party for her boyfriend.

5. Where _______________ Stephen _______________ (be) for the past 2 days?