It’s wrong for a student to follow ________ his teachers say.　　　　—It’s true. I can’t agree ________ .

Colors can change our moods()and make us happyor sad, energetic or sleepy.

The way ________ was thought of by him of doing the experiment was similar to the way ________ you carried it out.

The technological advances of the twentieth century have been brought about an alarming reduction of our natural resources

______ you’ll be able to succeed mainly depends on ______ you do and ______ you do it.