看到这样一个句子:He came across a person he used to know when he lived on the farm. 他偶然碰到了一个他过去住在农场时认识的人。我对句中的 used to know 有些不解。因为 used to 的用法特点是“强调今昔比对”,即“原来……...
在不少书上看到,说是 be necessary to do sth 的主语必须是 it(形式主语)。如:Was it necessary to tell my mother? 有必要告诉我妈妈吗?Sometimes it is necessary to say no. 有时候拒绝是必要的。但是我觉得Am I necessary to tell my mother? 也很...
...间状从(?)他修饰哪个谓语呢?
Spooked that the appetite for luxury goods could tip into a rapid slump ,investor jitters prompted a global market sell-off.句首spooked后的that从句作什么成分?
Our own informal discussions with neighbours and friends led us to believe that many garden owners had interesting experiences to relate regarding wild animal sightings so we decided to survey garden owners from different areas of the city. Regarding wild animal sighting介词短语修饰experie...