Fill in: “has / have been in/to”, “has / have gone to” in the correct form. 1 ... have been to... New York several times, but I ...haven't been to... Atlanta.
2 My boss
Lisbon for a week, so I'm doing some of his work for him.
3 We
Milan for very long, so we don't know it very well yet.
4. Martin isn't here. He
the library to get some books.
5 Martha
the school to pick up the kids. She should be back by 4.00.
6
that gallery twice but I haven't seen the painting you mentioned.​

1. I have been to New York several times, but I haven't been to Atlanta.

Explanation: In this sentence, the speaker is talking about their past experiences of visiting New York and Atlanta. "I have been to New York several times" indicates that the speaker has visited New York multiple times in the past. "But I haven't been to Atlanta" suggests that the speaker has never visited Atlanta.

2. My boss has gone to Lisbon for a week, so I'm doing some of his work for him.

Explanation: The sentence indicates that the boss is currently in Lisbon. "My boss has gone to Lisbon" implies that the boss has traveled to Lisbon recently and is currently there. "So I'm doing some of his work for him" suggests that the speaker is temporarily taking on some of the boss's workload while he is away.

3. We haven't been to Milan for very long, so we don't know it very well yet.

Explanation: The sentence implies that the speaker and others have recently visited Milan. "We haven't been to Milan for very long" indicates that they have arrived in Milan not long ago. "So we don't know it very well yet" suggests that they are not familiar with Milan because they haven't spent much time there.

4. Martin isn't here. He has gone to the library to get some books.

Explanation: The sentence states that Martin is currently not present. "Martin isn't here" indicates his absence. "He has gone to the library to get some books" suggests that Martin left to go to the library for the purpose of getting books.

5. Martha has gone to the school to pick up the kids. She should be back by 4.00.

Explanation: The sentence informs us that Martha is currently at the school. "Martha has gone to the school" suggests that Martha left to go to the school for the purpose of picking up the kids. "She should be back by 4.00" indicates the expectation that Martha will return before 4.00.

6. I have been to that gallery twice, but I haven't seen the painting you mentioned.

Explanation: The sentence expresses the speaker's past visits to a particular gallery. "I have been to that gallery twice" indicates that the speaker has visited the gallery on two separate occasions. "But I haven't seen the painting you mentioned" suggests that despite the speaker's visits, they have not encountered or viewed the specific painting that was mentioned.