All the students in Class 5 will climb the mountain if it _______ rain tomorrow.
Please help _____ to some chicken, children.
The bird’s singing came into our room _____ the window and woke me up in the early morning.
_____ he is not very rich, he often gives his food and clothes to the poor people.
I think _____ is more important than money. Let’s exercise every day.
I saw _____ eighty-year-old man with an umbrella on such a sunny day just now.