I didn’t quite follow him because he explained the theory _____that is too abstract for me.
We have every reason to believe that 2010 World Expo in Shanghai will be success.
This time next week, we _______ a meeting in Beijing.
Nowadays, more and more people are dedicated _____ the poor in the remote areas.
The speaker always talked about difficult things. His ideas hardly _____ to the audience.
—Why are you standing here? —I’m waiting for Shirley. She will be back _____.