Ask questions indicated in brackets, use the Passive Voice. 1. They have changed the time-table to make the working hours more rational.
(Why?) 2. They hold meetings twice a month (How often?) 3. They had built the
road before they started building houses in this area. (Why?) 4. They will hold a
local photo show in our club in May. (When?) 5. They are building a viaduct to
ease the traffic here. (Why?) 6. They will finish the construction of the Pioneer
Palace by the new school year. (When?) 7. All those interested in the subject attend
these lectures. (By whom?) 8. The students were discussing the second question on
the agenda when the dean joined the meeting. (Which question?)