Also known as: Oxacillin-resistant Staphylococcus aureus (ORSA), Methicillin-resistant S. aureus (MRSA) Microbiology: MRSA is a Gram-positive coccus that is catalase positive and oxidase negative with a characteristic âbunch of grapesâ appearance under the microscope due to the activity of the coagulase enzyme.
The past tense of read would be read. Though they are speeled the same, the present tense is pronounced like reed while the past tense is pronounced like red.
English Grammar Rules. The simple present tense in English is used to describe an action that is regular, true or normal. We use the present tense: 1. For repeated or regular actions in the present time period. 1  I take the train to the office. 2  The train to Berlin leaves every hour. 3  John sleeps eight hours every night during the week.