Put the verbs in brackets into the Past Perfect Tense. 1) Ella ... (to type) six letters by lunchtime. 2) After we ... (to buy) the tickets, we went to the platform. 3) When our delegation arrived at the university, the conference ... (already to begin). 4) There were no oranges left because Jane and Max ... (to eat) them all. 5) Mary ...(to give) me a warm blanket before I went to bed. 6) The lawyer ... (toprepare) all the documents by 4 o’clock yesterday. 7) The workers ... (to finish) the reconstruction of the bridge by the beginning of June.