Romeo and Juliet the 20th century, these moral arguments were disputed by critics such as Richard Green Moulton: he argued that accident, and not some character flaw, led to the lovers' deaths. In "Romeo and Juliet", Shakespeare employs several dramatic techniques that have garnered praise from critics; most notably the abrupt shifts from comedy to tragedy (an example is the punning exchange between Benvolio and Mercutio just before Tybalt arrives). Before Mercutio's death in Act three, the play is largely a comedy. After his accidental demise, the play suddenly becomes serious and takes on a tragic tone. When Romeo is banished, rather than
Romeo and Juliet executed, and Friar Laurence offers Juliet a plan to reunite her with Romeo, the audience can still hope that all will end well. They are in a "breathless state of suspense" by the opening of the last scene in the tomb: If Romeo is delayed long enough for the Friar to arrive, he and Juliet may yet be saved. These shifts from hope to despair, reprieve, and new hope serve to emphasise the tragedy when the final hope fails and both the lovers die at the end. Shakespeare also uses sub-plots to offer a clearer view of the actions of