Whether life will continue on the earth for millions of years ______will depend on ____this problem can be solved.
I admired my classmate Lisa very much. _____ her prettiness, she was smart and helpful.
Look, the book still ____ where I ____ it the other day.
I wonder what’s your attitude ____ the problem ____ yesterday.
At the evening party the host said ______ was able to solve the riddle could get a nice present as a reward.
When I came in, I found Lucy _____ by the window _____ to music.