Помогите пожалуйста
Task 3. Choose the right tense.
1. She "has been studying/ has studied" all day.
2. We "walked/ have been going" to the seaside last week.
3. She "has studied/ has been studying" on computer all morning.
4. A new fashion store "has been opening/ has opened" in our neighborhood last weekend.
5. It’s cool. It "has rained/ has been raining" since morning.