The girl, when _____ why she _____ in the exam, just lowered her head and kept silent.
So _______________ at the sight of the monster that he could neither move nor scream.
With the effort of several doctors, he was cured __________ his serious illness.
I would like to _____ this book _____ all those who are interested in traveling.
Mr. Lin is ___________ at repairing hard wares.
With all the exercises ________, Jack went out to play badminton with his classmate.