The use students ________of the chance to travel and see new things really _______.
It’s____ comfort to know that so many people are donating money and food to the people in need.
_________ the project in time, the workers were working at weekends.
. _________ many times, he finally understood it.
The chairman thought _________ necessary to invite Professor Smith to speak at the meeting.
. It was not until nearly a month later _________I received the managers reply.