As and Like As 1: 'As' can mean 'because'. As it was raining, we stayed at home. 2: 'As' can mean 'while' or 'at the same time': As I was walking down the street, I saw Julie. 3: We can use 'as' to talk about the way one thing is similar to another thing. In this case too, 'as' is a conjunction and needs to be followed by a subject and a verb or by a prepositional phrase. Sometimes we invert the subject and the verb in a formal style. John loves spicy food, as I do (or 'as do I', more formally). 4: We need to use 'as' with expressions like 'as much as' and by 'as adjective as'. This is also talking about similarity. These expressions can be followed by a subject and a verb or a noun or preposition. John loves spicy food as much as I do. Lucy travels as much as me. She's as clever as her sister is. London's not as big as Mexico City. 5: 'As' can be used with a noun to show someone...