DUBAI, Nov 17 (Reuters) - Ethiopian Airlines has not decided yet whether to take more deliveries of the 737 MAX, the jet grounded worldwide in the wake of crashes in Ethiopia and Indonesia, the airline's CEO said on Sunday, as Boeing completes revisions to the aircraft's design.

Asked at the Dubai Airshow whether he supported changes to software and training being finalised by Boeing, Tewolde Gebremariam said, "It is still work in progress... We will have to see it completed and the result of the further tests that are still to come."

Reports into the March 10 crash in Ethiopia and a Lion Air accident in Indonesia, which killed a combined total of 346 people, have suggested an automated system erroneously pointed the planes' noses down repeatedly after take-off.

Boeing says it has revised the software system to prevent repeated dives and is waiting for the approval of U.S. and global regulators before putting the plane back in service, expected early next year.

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