The conference was _______ fixed for the 10th, August, but later the unexpected landslide(泥石流) in Zhouqu in Gansu province, made us put it off.

The Internet has brought _____ big changes in the way we work．

_____, the fire was discovered soon after it broke out , otherwise it might cause much greater damage．

 —Have you finished your experiment report, Jane?—Oh, my God. I’ve _____ forgotten all about that.

She smiled to the people around but＿＿＿looked straight ahead, getting hold of her son’s hand.