Without proper lessons, you could ___ a lot of bad habits when playing the piano.
_____ of water makes Death Valley a desert, but it is by no means devoid.
There are some police cars in front. What do you suppose _____?
The great use of school education is not so much to teach you things ____ to teach you the art of learning.
Modern science and technology has _____ communication between people far apart.
It _____ quite a few years _____ the accused was declared innocent and set free.