Are the following sentences acceptable?<br/><br/>(1) Because of the scorching sun, Tony was sunburned from head to toe.<br/><br/>(2) His body looked as dark aas charcoal.<br/><br/>(3) What's worse, it made him look like a panda because he wore sunglasses.<br/><br/>(4) Seeing Tony's funny appearance, Mike couldn't help laughing loudly.