As a Chinese saying goes, a mountain ______ be too high or an ocean too deep. Therefore, there is no end to our self-improvement.
The form cannot be signed by anyone __________ yourself.
The difference in thickness and weight from the earlier version makes the iPad 2 more comfortable __________.
Tom asked the candy makers if they could make the chocolate easier __________ into small pieces.
What he did in the supermarket showed the respect for the __________ of the disabled.
She offered me practical __________ with my research, for which I would appreciate for my whole life.