33．How can we make ourselves eat more vegetables we don't like？
A．Have the same vegetable every day．
B．Serve vegetables on lovely plates．
C．Put vegetables on a piece of paper．
D．Eat vegetables as soon as they are cooked．
34．To avoid eating too many snacks，we should NOT．
A．hide them．B．put them on the desk．
C．leave them in the fridge．D．make them really hard to get to．
35．What is the passage mainly about？
A．Useful skills on selling food．
B．Ways to make healthy eating easier．
C．Ideas about how to avoid too many snacks．
D．Experiments to find out people's favourite food．
C
A robot is taking part in a popular TV show in China which tests people's brainpower．The smart AI （人工智能）robot，Xiaodu，will challenge humans to recognize faces and voices．
The TV show Super Brain will spend the whole Season Four on the topic of supercomputers vs．human brains．The AI robot Xiadu built
by search engine giant Baidu becomes one of the contestants．Baidu Company first showed off a small version of Xiaodu in 2015．In Super Brain IV，he will complete against four people and other clever computer programs．
Besides，Xiaodu，Sun Yiting，an eight﹣year﹣old boy with amazing hearing ability also stands on the stage of the show．He says he can correctly tell the height from which a balloon was dropped by listening to the sound of the balloon landing．Another contestant，Wang Feng，is a memory master who broke the world record for speed memorization of cards in a poker game．
In the first competition of Super Brain IV，both the humans and Xiaodu will be shown photos of two women when they were four﹣year﹣old babies．They must then pick out the right two adults from a lineup of 20 women who are dressed similarly and have similar