--- I phoned you at six yesterday afternoon, but nobody answered.--- Oh, I __________a walk with my parents near the river.
I hope my friends _________ my party this Saturday.
The Jiangs have lived in the city of Nantong since__________.
I found _______ difficult to work out the problem.
The Greens used to live in London and now they ________ in Beijing.
The train was travelling _______ low speed at that time.