Did you see a child dressed in red pass by?—-Sorry, I _____ the poster on the board without noticing anyone.
The weather in Beijing is ______ than ______ in Nanjing.
Do you have _____ trouble finishing the work?—The work is not so difficult as you think. We have finished it already.
.— I wonder if you _______ a picnic tomorrow.— Yes. But if it ______, we’ll visit the museum instead.
Wednesday is the __________ day of a week.