问题：
[不定项选择题] Hormones in the Body Up to the beginning of the twentieth century, the nervous system was thought t
A、be part of the digestive processB、influence the operations of the nervous systemC、affect processes in a different part of the bodyD、regulate attitud...问题：
[单选题] Hp感染致慢性胃炎的机制哪项不正确？
A、Hp分泌空泡毒素A引起细胞损害B、Hp的尿素酶主要起破坏黏膜作用C、Hp细胞毒素相关基因蛋白能引起强烈的炎症反应D、致黏膜屏障破坏，氢离子逆向弥散引起散在的胃黏膜糜烂E、Hp其菌体胞壁可作为抗原诱导免疫反应问题：
[不定项选择题] I live in the land of Disney, Hollywood and year-round sun. You may think people in such a glamorous
A、are lucky since they can have a whole night’s sleepB、find fun in tucking them into bed at nightC、find more time to play and joke with themD、derive h...问题：
[单选题] I still have to write up the minutes of the Annual General Meeting, but I've not got _____ that yet.
A、down onB、in onC、round toD、away with问题：
[单选题] In a year when so many people lamented the decline in moral values or made excuses for bad behavior,
A、backB、upC、downD、forth问题：
