4 *** Tick the correct sentences. Sometimes both sentences are correct.
When I was in the Science club at school ...
1 a) we met every Thursday at 4 p.m. b) we used to meet every Thursday at 4 p.m. 2 a) we watched videos about great discoveries. b) we used to watch videos about great discoveries. 3 a) one week, a physicist came to speak to us. b) one week, a physicist used to come to speak to us. 4 a) our group went on a trip to the Science Museum in London. b) our group used to go on a trip to the Science Museum in London. 5 a) my friend Emma once gave a talk about the sun. b) my friend Emma once used to give a talk about the sun.