Choose the correct alternative. From HAR Subject: IT Hi, Thought you'd like to know that the conference was very successful. © The talks (1) were / had been really interesting and…

Choose the correct alternative. From HAR Subject: IT Hi, Thought you'd like to know that the conference was very successful. © The talks (1) were / had been really interesting and all the speakers (2) had prepared / prepared their material very thoroughly. Everyone agreed we should do the same next year. However there were some problems with the conference centre. When we (3) arrived / had arrived, we (4) discovered / had discovered that the manager (5) reserved / had reserved the wrong room for us. This meant that we (6) didn't have I hadn't had enough space. Unfortunately, he couldn't let us have the larger room because he (7) gave / had given it to another group, which was even bigger than ours. @ He (8) also misunderstood / had also misunderstood the form explaining what lunch options we (9) wanted / had wanted. In fact, we (10) suspected / had suspected that he (11) lost / had lost it. I recommend not using that venue again! Best wishes, Nonna