Put each in brackets into either the past simple, the present perfect simple, or the present perfect continuous.
It was announced in London this morning that the British Oil Corporation has discovered (discover) oil under the sea near the Welsh coast.
The company, which (drill) for oil in the area since 2007, (find) small amounts of oil near Swansea last month, and since then (discover) larger amounts under the seabed nearby. Last year the government (lend) over 50,000,000 to BOC, and (give) permission for the company to build an oil refinery and other facilities in South Wales.

The reaction of local people to today's news (be) mixed so far. Local MPs (already welcome) the news, pointing out that the oil industry will bring badly needed jobs to the area. But local resident are worried about the danger of pollution. Nobody (ask) us yet what we want, said Ann Griffiths, leader of the Keep Out The Oil. Look what (happen) when they (find) oil in Scotland in the 1960s. The oil companies (get) rich, not the local people. BOC (not tell) us the truth about what this is going to mean for our people. A BOC spokesman later (refuse) to comment. Meanwhile local campaigners (ask) the government to hold an inquiry.