—Must I go through the radiation (辐射) check when I come back from Japan at the airport these days?—Yes, you ______.
It’s easy ________ chess.
How long does it take you _____ to work?
_____ our group, Li Fei often goes to bed late _____ school nights.
—What time do you usually get _____? —Well, _____ six thirty.
There are ______ rules in my family, so what can I do?