He looks unhappy — Let’s ________

The young man was glad that his experience as a cook in the army finally ____.

Only when you ______ what you have learned to practice ______ say you have made it.

(2012·天津)It doesn’t matter ________ you turn right or left at the crossing—both roads lead to the park.

Changling, the largest of the Ming Tombs, is at the heart of Shisanling, with the other tombs _____ on either side of it.