There are eight tips in Dr.Roger's lecture on sleep, and one of them is: to bed early unless you think it is necessary.
Born into a family with three brothers,David was________to value the sense of sharing.
We had just covered half the journey________the engine failed and we could do nothing but wait for help.
—How do you find the guy who took ________office last week? —He’s always finding________ fault with others.
—Tom has played a lot of computer games recently. —Yes,that might ________his failure in the midterm examinations.
Lewin was interested in taking research beyond books and looking at how it could________real social change.