A man does not know the difficulty of anything _______ he does it personally.
A．although B．if C．because D．unless
The notes for glossary (词汇) are very exact and particular, which could help readers to break the language so directly and effectively.
A．defence B．function C．response D．barrier
There is no power like _____ power of confidence, and there is no student as competitive as _____ student who trusts his own abilities.
A．the; a B．a; the C．/; a D．the; /
The girl seriously injured in the Wenchuan earthquake was so well taken care of in the hospital that she could ____ get out of bed without help．
A．nearly B．hardly C．merely D．barely
They gave me so much help, without ____ I couldn't have succeeded last year．
A．them B．which C．it D．that
Jenny worked hard before the final examination, and ____．She got an A．
A．took off B．showed off C．put off D．paid off
