Long term of hard work and lack of sleep finally ______ her health.

Access        the mountain-town is often difficult because of the bad roads.

Before my father moved off, he told me again and again that I should ________ the rules and regulations of the school.

(2013·新课标Ⅰ，32)There's no way of knowing why one man makes an important discovery________another man，also intelligent，fails.

At the back of the old temple __________ twelve huge stone statues together with __________ pagoda.