Tom, together with his friends, _______ to visit the Shanghai World Expo in the coming summer holidays.

— I called you at ten, but there was no reply. —Oh, that was probably when I ________ a shower. 

When I was in the countryside, I ____ by the riverside every day.

–Has your father returned from Africa yet? –Yes, but he _____here for only three days before his company sent him to Australia.

 I ___ happy about the price of eggs.