10、想要做某事

　　用 would like +to+动原或want + to +动原。

　　例：I’d like to visit the History Museum.=I want to visit the History Museum

　　11、some

　　用于肯定句中，在否定句和问句中改为any,但当表示委婉语气时仍用

　　如：Can I have some writing paper? Would you like some orange juice?

　　12、代词

　　人称代词主格做主语用一般放在句首或动词前，主格分别是 I you he she it we you they。

　　宾格做宾语用，一般放在动词或介词后

　　如：Open them for me. Let us …, join me等。

　　宾格分别是me you him her it us you them。

　　形容词性物主代词放在名词前，不能单独使用，分别是my your his her its our your their

　　名词性物主代词相当于形物加名词，它只能单独使用后面不好加名词，分别是mine yours his hers its ours yours theirs。

　　13、介词

　　介词后要么不加动词，加动词只能加动词ing形式

　　如：be good at running;

　　do well in jumping;

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