Sun Yang ________ every day and he swims very well.
The shop isn’t _______ now. It ______ at 9:00 every morning.
It usually takes my mother forty minutes _______ the house.
There is _____ “u” and _____ “r” in the word “your”.
Don’t throw plastic bags towards the animals in the zoo.
---Is that Mr Smith?---It __________ be him. He is in New York on business these days.