I need some help on my gym homework for tennis. 1. if you win the first volley in tennis what is the score?
2. Playing 1v1, how often do you switch who serves?
3. If you serve the ball into the correct spot on your opponent’s side and they are unable to return it, what is that called?
4. Is it true that if you fault twice in a row on a serve a point is awarded to your teammate?
You can just answer as many as you can, just please help!!

Which word can describe a person's gender identity? a) female b) intersexual c) asexual d) androgynous

A62-year-old man is being treated for an acute myocardial infarction. he originally came to the ed with substernal chest pain and diaphoresis. given his risk factors of hypertension, diabetes, tobacco use, and family history, he is considered high risk. an ecg in the ed reveals a left-bundle branch pattern, and cardiac enzymes are elevated slightly. after a focused evaluation in the ed, the patient receives iv thrombolytics. although his bundle branch pattern never resolves, the patient is chest pain-free and haemodynamically stable after thrombolysis. two days later, however, the patient reports episodes of recurrent chest discomfort and shortness of breath overnight. in evaluating for potential myocardial reinfarction, which of the following is the most appropriate diagnostic test? - creatinine kinase- dynamic ecg changes- lactate dehydrogenase- myoglobin levels- troponin i level

What are the five food groups recommended by the usdas my plate food guidance system