When my grandfather retired(退休) at the age of 60, he took a sea ________ around the world, which had been his dream since his childhood.

 These kinds of shoes ________ well. 

The question of drug-taking is bound to (一定要) _____ at the next conference.

Bears       fat stores throughout the summer and fall to have energy enough to last them through their winter sleep.

The peace talk between the two countries _____.