The bike hit the tree ______ I could get off.A when B before C until D while
Despite the rule _____ mobile phones are forbidden in class, my deskmate can’t help playing phone games occasionally.
Though ____ he said was of little help to me, I thanked him all the same.
Finally, he lived up to ______ had been expected of him.
A modern city has been set up in _____ was a wasteland ten years ago.
His technique has developed to the point _____ he can help kill the latest computer virus going round the city.