This is 3-D printer. And this is an artificial (人工的) ear. Can you believe that scientists printed this artificial ear by this 3-D printer?
_______ of the students will take part in the sports meeting.
This computer guide will show you_______ in other fields.
The robot is made_______ all the housework.
Today my father is feeling_______ to go to work.
You_______ to the party if you're so busy.