Hi there, Do I have any grammarical errors on those sentence ? If I do have an error, can you tell me why? Thank you<br/><br/>0. <i>Do I have any errors on those sentences? <b>Did I write my question correctly?</b></i><br/><br/><i>1. She almost looks like Britney Spears. <b>Do I put "s" on "look" because of "she"</b><br/><br/>2. This is the best hamburger combo she ever has. <b>Do I put "had" or "has" because of "she"</b><br/><br/>3. I was supposed to be there yesterday. <b>Do I put was or were and why?</b><br/><br/>4. Make sure to pick up your check today.<br/><br/>5. This buffet is not good. Yesterday, buffet were good. <b>Do I put was or were?</b><br/><br/>6. I believed this is not the hamburger I ate yesterday. <b>Do I put "d" on "believe"</b><br/><br/>Can "it" be plural? for example, It were cold last night.</i><br/><br/><i>It were a matter of time before the lights go out.<br/><br/></i>