There was no ______ that she was a good teacher.
You should try to catch several English expressions ________you see an English film.
With a chicken ________on the fire,I can't leave even for a minute.
China understands the situation and needs of underdeveloped countries on the issue of climate change and urges developed countries to support them ________technology and finance.
Although the Roma couldn't be forced to pay taxes,they couldn't vote ________they agreed to ________to the government.
At ________good news,she felt confused for ________moment,and then began to burst into laughter.