—There was little milk in the fridge, ? — , please go and buy some.
--Tommy, do you know if Frank __ to the zoo this Sunday if it __? --Sorry, I have no idea.
--Is everything __ we need to do __? --Yes. You needn’t worry about it.
That is the man ____ ___ saved ten children in the earthquake.
-- _______ the soldiers are very tried, __ they keep on working. --They are great. We must learn from them.
--Could you tell me something about Zheng He? --Sure. He was a Ming Dynasty explorer __ the Chinese people are proud of.