The rescue team has saved more than ten people________under the collapsed buildings since the earthquake occurred in Ya’an.
He opened the windows to ________ the smell of tobacco.
We don't have enough books for________;some of you will have to share.
Children should not be encouraged to ________the electronic dictionaries as it will make them lazier.
—Have you ________food? —Yes,our food________,so we must buy some immediately.
We had a picnic last term and it was a lot of fun,so let's have ________one this month.