Trace a question mark sign in the air with your index finger.
To sign "Are you OK?" in American Sign Language, use the signs for "YOU," "OK," and raise your eyebrows for emphasis. This conveys the question in a straightforward and easily understood manner.
In American Sign Language, you can sign "WHEN YOU BORN?" to ask someone when they were born.
To sign "Are you happy?" in American Sign Language, you would sign: YOU HAPPY? with raised eyebrows.
To say "bible" in American Sign Language you would sign "Jesus" then "book."
its a compound sign you first sign FOOD... then.... NIGHT in one fluid motion FOOD-NIGHT
In American Sign Language (ASL), you can sign "I know" by pointing to your head with your index finger.
To sign "salmon" in American Sign Language, you would fingerspell the letters S-A-L-M-O-N.
To sign "gray" in American Sign Language (ASL), you would fingerspell the letters G-R-A-Y.
You make an I in sign language and then point to your head and then nod.
In American Sign Language (ASL), you can sign "emo" by fingerspelling the letters E-M-O.
To sign "Are you mad at me?" in American Sign Language, you would sign: "YOU MAD ME?" while raising your eyebrows and looking concerned.
With your use of the term "mum" I take it you're not American. Each country has its own sign language. If I give you the signs for "dad" and "mum" in American Sign Language it wouldn't be correct if you were to use them in England. If you were in England you would need the signs from British Sign Language (BSL). Resubmit your question specifying which country's sign language you need.