It didn’t take long for them to ______ the cheat,who pretended to be an expert in this field. [ ]

The teacher asked for_____ facts explaining the fall of the Roman Empire. [ ]

If it is quite _____ to you, I will visit you next Tuesday.

Foreign guests often ___ a warm welcome when they come for a visit to our country.

Is your mother a bus driver？— Well, she _______________, but now she is a shopkeeper.