A __________ program on TV is calling on people to donate money or other things to the people who have suffered from the flood in Henan Province.
Liu Hulan was so brave that she showed no signs of _____ to the enemy even under torture(拷问) .
Believe it or not, there is no such thing __________ “standard English”.
We are happy that the project has been finished ahead of _______.
It was in the lab __________ my father did the experiment yesterday evening.
The children asked her mother ______________ go out to play tennis.