1.Those overseas students volunteer 10 hours each week in Paris in exchange for free food and __________.
【答案】accommodation
【句意】为了换取免费的食宿，那些在巴黎的留学生们每周义务劳动10个小时。
2.Jim absconded(潜逃)__________, and then was caught __________ a ship.
【答案】abroad, aboard
【句意】吉姆潜逃到国外，后来在船上被抓获。
3.It has been revealed that some government leaders __________ their authority and position to get illegal profits for themselves.
【答案】abuse
【句意】据透露，一些政府领导滥用权力和地位为自己谋取非法利益。
4.Alexander Fleming noted that it was a dish where he was trying to grow bacteria for an experiment that looked __________, which surprised him very much.
【答案】abnormal
【句意】亚历山大弗莱明注意到他试图为一个实验培养细菌的一道菜看起来不正常，使他很惊讶
