They showed me a medicine that was scientifically ______ from human hair and used in helping their growth.
—Where are we going for the National Day,the mountains or the sea? —Either will be fine with me.
You are driving too fast. Can you drive_________?
American is an ________ country. You can hear _______ every where.
Mary realized she ________.
----How did you find the party ? ----Perfect ! It ______ very well .