---How long did you spend going through the jungle during the exciting vacation?---Going through the jungle _____us about three weeks.
The old man _____live with his wife, but now he ______alone after she died.
An accident______ on this road last week.
Japanese can hardly avoid_______ products _____in China.
Only then______ have a chance _____ an astronaut.
Paula seldom comes late for school, _______ ?