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1)The manager said to his colleagues, "We must look for new outlets for our goods".
2)He said, "The purpose of my visit is to exchange opinions with you."
3)The air hostess says, "The plane is landing".
4)He said to us, "The machine meets highest requirements, without any doubt."

1The manager said to his colleagues (that)they had to look for new outlets for their goods.2He said(that) the purpose of his visit was to exchange opinions with us.3The air hostess days(that) the plane islanding.4He said to us (that) the machine met highest requirements without any doubt.