The peace of Asia and Africa is guaranteed, then the peace of the world is guaranteed, and the peace of the world can only be guaranteed if terrorism is completely eradicated. But in fact, terrorism is constantly causing trouble in the Middle East. From this we can see:. ['If peace in Asia is guaranteed, peace in Africa will also be guaranteed;.', 'Peace in Africa is not yet guaranteed;.', 'There is no guarantee of peace in Asia;.', 'If peace in Asia is guaranteed, then peace in Africa is not yet guaranteed.']