Complete the sentences with the verbs in the past simple or the present perfect. (be) to london? -yes,i ) there last summer. 2. she / fly) a kite. 3. the tourist / cross) the square. 4. they ) the ) to the left,and ) the boat. 5. we are very tired. we (just / clean) the house. 6. the students ) the science museum yesterday. ) science night in the museum.