Horse psychology, a science that investigates the reasons for the behavior of horses, help trainers both motivate their charges and prevent problems. (OG,p534-19)
再看下面这个句子: Persistent use of antibacterial soaps in homes both killsmany innocuous bacteria and encourages A B C harmful ones to developeven more resistant D strains. No error(2007.10.5-27) E
有的同学一上来就把A选出来了,并且振振有词地说:“把both放在kill的前面不是说有两个主语会杀死细菌吗?比如说Me and Tom both like coffee.”
1. 现在分词作状语或定语。如: Ø We’re brothers sharing weal and woe. 我们是患难与共的好兄弟。(分词作后置定语。例句选自《英语语法红宝书》) Ø She went out, slamming the door. 她摔门而去。(分词结构作状语) 2. 过去分词作状语或定语。如: Ø She likes all the courses offered. 所有开设的课程她都喜欢。(分词作后置定语) Ø Very embarrassed, I don’t know what to do. 我太尴尬了,以至于不知所措。(分词作状语) 3. 比较结构as…as… Ø The villagers found the visitors as fascinating as their customs were mystifying. (OG p987-12) 正如村民的风俗很神秘一样,他们也发现游客很有趣。 4. 同位语 Ø Nicknamed the supergrain of the future, quinoa is a complete protein, one that contains all the necessary amino acids and is high in fiber. (OG p555-14) 绰号叫未来超级稻的昆诺阿藜是一种完全的蛋白质,它富含所有必需的胺基酸和纤维物质。(宾语的同位语) Ø The information age has ushered children into a global society, a situation causing educators to lament a lack of texts that explain the diversity of cultures. (OG p801-4) 信息时代已经引领儿童进入了全球社会,这一局面让教育者们感觉找不到材料去解释文化的多样性。(宾语的同位语) 5. 定语从句中的of which结构 Ø In addition, there was an important group of sculptures made for religious use, the majority of which were produced in earthenware. 另外,瓷器中还有很重要的一类就是宗教用途的雕塑,它们多数是陶质的。 Ø By doing so, they could possibly secure more food, which should result in more rapid growth or larger size, either of which is advantageous. 如果它们这样做了,那就可以保证更多的食物,也就能更快的成长或者拥有更大的体型,怎么说都是有利的。