Premier Wen Jiabao started his three-day official visit to South Korea, ______ was aimed at increasing cooperation and good neighborliness.
–Will you go skiing with me this winter vacation? –It _____.
While teaching students, teachers should take into consideration ______ students develop at different rates.
He is rather difficult to make friends with, but the friendship of his, _____, is truer than any other.
It made many countries angry ______ the NATO, without the permission from the UN, started a war in Yugoslavia because of the problem of Kosovo.
It wasn’t such a good dinner _____ she had promised us.