1. 承担：undertone 低音 | undertook 承担 | underutilize 未充分使用
2. 约定：undertone /低音浅色/ | undertook /约定/ | undertow /从岸边退回去的波浪/退波/
1.
1. Ernst & Young undertook surveys with two distinct segments of business leaders, executives in large multinational companies and the world's foremost entrepreneurs.
2. He decided to do something to improve China's horse industry and undertook a trip to Europe to check out the ranches there.
3. Zhang said every month his hospital undertook about 300 plastic surgeries, only a very few were designed to correct serious deformities.
4. They also undertook an environmental quality inspection of the area where the leak was found, with particular attention paid to a gas discharge outlet.
5. undertook
5. Not only did it secure a world empire for the emperor, it also undertook the mission of protecting him in his afterlife.
6. After the failure, the corporation undertook emergency measures and investigated the cause.
7. " I undertook the project because I saw the rare image of a real tough guy, " Jin says.
8. The change in focus came as Taipei undertook to enhance its international image and give it a higher profile.
9. They visited Thailand and Canada in search of inspiration and undertook interactive spa management training.
10. He says he undertook this demonstration to make a point about consumer rights.