14.As we all know, it takes ten years to grow trees but a hundred to rear people, which means it will be ________ one becomes a useful person.
Working hard in study is important, but_______ as important is the desire to learn.
In the opinion of Li Ming, a science student in that high school, physics is_______ chemistry, but much easier than English.
They did everything in their power to save the building dating back to the Qing Dynasty, but their efforts were _______.
–I am so glad I caught you at home. I need your help! –_______, Robin?
–I don’t know what I _______ without the suitcase you lent me. –Glad to have been of some help to you.