When word came _______ Zhang Bichen became the winner of the “Voice of China 2014”, her fans, greatly excited, stood up cheering for her.
The medicine works more effectively __________ you drink some hot water after taking it.
It will be a long time __________ we finally solve the problem of pollution.
It was five o'clock in the afternoon __________ they climbed up to the top of the mountain.
—Did you remember to give Tom the book you borrowed from him? —Yes, I gave it to him __________ I saw him.
Busy __________ she is, Rita sets aside two hours every Sunday afternoon to spend with her son.