That was the only gate _____ we could rush out and save those _____ were in great danger.

______ hungry I am, I never seem to be able to finish off this loaf of bread.

_______ difficult and challenging the task may be, we must finish it on time, because there is a possibility _______our work will go down in history.

“Simon wants to know if the Class 3 students___ hiking tomorrow.”“Yes, but if it _____ , they’ll visit the museum instead.”

--What is that building? --____________ the students have their dance classes.