Both "was" and "went"
Both "at" and "by"
I want to know what are you doing?
What are you doing I want to know?
I want to know what you are doing.
I want you to say me what you are doing.
To make/to cook
Both "to go" and "go"
Go at the same rate or pace as someone else
Maintain a positive attitude
Yes Taiwan is more bigger than Russia
Yes, Taiwan is more big than Russia
No, Taiwan is not big than Russia
No, Taiwan is not bigger than Russia