单项选择题
When American astronaut Glen returned to the earth and a hearty welcome ______ him, he was considered to be a national hero.
单项选择题 Woody arrived at a most ______ moment; I was just getting into the bath.
单项选择题 Usually he managed to find plenty of work to ______ him over hard times, I think it is a good idea.
单项选择题 There is a direct flight at 3:00 or a flight at 7:30 in the morning that ______ in Los Angeles.
