_____ we need more practice is quite clear.
All the organizations involved have sent urgent ______ to government, asking for extra funding.
No ready technical data was ______ ,but we managed to go without that.
—Does it rain a lot in this area?—______ ,it hardly ever rains; the climate is like that of a desert.
People in Sichuan Province are determined to rebuild ______ was destroyed in the earthquake.
It ______ a Saturday afternoon in May ______ Margaret could arrange for me to meet her elder sister.