Hi,<br/>are the following sentences correct, please?<br/><br/><b>She has always been the one who (has) helped me. </b><br/>Can we omit the "has"?<br/><br/><b>Kids were playing at/in the park.</b><br/>Are both prepositions acceptable?<br/><br/><b>I placed second in the race, because Tom was running/ran real fast. </b><br/>Any difference between the progressive and simple tense?<br/><br/><b>Don't even bother to come to that place, because everybody will have (already) left.</b><br/>Is the future perfect correct here?<br/><br/><b>What is the shortest way to get to/reach the Tower Bridge?</b><br/>Are both "get" and "reach" acceptable?<br/><br/>Thank you in advance!