请问fast的美式英语发音是/fa:st/吗？

Why is it ________ so many people enjoy eating on the run?—Of course, the most obvious answer is that fast food is fast. （fast）an economy grows，（great） Bad news _____ fast. Do they like fast food? Jogging means running fast   Do you eat fast food , Sandy —— . I believe even eating a little fast food is also harmful to my health . For those who live in a fast food fantasy world, eating it every day, believing that it is fast, convenient and inexpensive, it can be catastrophic. FAST评估法中的A是指（） Li Lin took the 8:00 bus to Fuzhou this morning—Really He _________ a fast train It’s much morecomfortable to travel by fast train These new cars are fast, ____ and flexible. People in Shenzhen live a life at a fast (). 脑卒中FAST试验F为（） More and more Chinese people prefer to eat fast food to save time, so all kinds of fast food restaurantsare ________ in China now.[ ] 2016年，中国建成500米口径球面射电望远镜FAST。FAST接收的是宇宙天体发出的（）？ ps may help you read fast ___(1): Is the 3D printing fast? Get、Big、Fast分别是指( )。 The disease, ________, could spread very fast. Nowadays, people in Shanghai live a life at a fast ____. My watch is five minutes fast.