Put the verbs in brackets into the correct tence form. 1._________ the children ______________ (to prepare) the concert by the end of July? 2. They _________ (to climb) the mountais two weeks ago. 3. __________ you ever __________ (to be) to the summer school of English? 4. What ________ Mark and steve _______ (to do) at that time yesterday? 5. Where ________ they _______________ (to go) next month? 6. __________ the girls _______ (to discuss) the cultural presentation now?