The player kept on running ___ it was raining heavily.

________for her，Chen Zhong，the last champion，had no chance to take part in the finals.

He speaks English well indeed, but of course not ______ a native speaker.

Professor Lee failed many times but he ________found a good way to solve the problem.

—“Could we put off the meeting?” she asked. —“ ____ ,” he answered politely. “This is the only day everyone is available.”