The manager said that they had an _____ plan if the plan they had submitted was not accepted.

I’m sorry, madam, those shoes are only ____ in small sizes. You can come again the day after tomorrow.

This is a(n) _______ mistake among the Chinese English beginners.

I am not a heavy drinker, but I like the        glass of wine.

There are only ten minutes left; can we walk ___________?