If it ____ tomorrow, we will have a picnic in the park.
It’s _______of Yang Xiangming to save the boy who fell into the river. — Yes. He is a great man of our times.
Can you give me five _______of milk? –Yes, just a ___________.
We can use QQ to talk with each other on the Internet.—Really? Will you please show me it?
Walking after meals is _____ us. [ ]