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.
In English grammar, the past participle is the third principal part of a verb, created by adding -ed, -d, or -t to the base form of a regular verb. (The past participle forms of regular verbsâsuch as looked, worked, and wishedâare identical to the past tense.) Also called the ed form or ed participle.