English Grammar Inside Out -

Are you (like TOEFL) or aiming to improve academic writing ?

The Trap: Using Present Perfect ("I have gone") when Simple Past ("I went") is needed. English Grammar Inside Out

Tip: Use commas for extra information (non-restrictive), no commas for crucial info (restrictive). Are you (like TOEFL) or aiming to improve academic writing

The subject and verb must match in number ( Watch out: "The list of items is on the table," not "are". making them crucial.

These are usually "inside" conversational English, making them crucial.