Singular vs. Plural Nouns

Every sentence contains an error. Please find it and type the corrected version into the box below each sentence.
  • 1

    I'm not totally certain for the facts but from what I have heard, it seems that there were several people injured.

  • 2

    Come on in and please make yourself comfortable and please don't stand there, take a place.

  • 3

    It's a sure sign that she's contented because she goes around the house chanting songs from the musicals.

  • 4

    Come on we can't wait much longer. Just make your mind up and please make a choose.

  • 5

    You can see that the place is immaculate because there's not a sign of dust anywhere as she makes the cleaning every day.

  • 6

    There were several clients sitting in the surgery waiting to see the doctor.

  • 7

    I'm very keen to cut down on the cost of electricity in this house and so please close off all the lights before you go to bed.

  • 8

    I've been walking for ages in the pouring rain and as a consequence my clothes is wet through.

  • 9

    Now remember when you're travelling on the underground train, don't stand too closely to the doors.

  • 10

    We've got an open fire in our house and the great thing is to go looking for woods to put on the fire.