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Come and see me whenever _______.

By speeding up reforms the UN is trying to live up to the wishes of people around the world and __________ more to building world peace.

The new law of consumer rights also __________ rules about returning faulty goods and sets out protections for those who receive poor services.

A new case study says Chinese companies face tough _____in the US and have a long way to go to be successful.

You’d better_  your scores and see if you have passed the exam.                       

Try to ______ the children down.   They’re too excited.

My sister has some trouble ______spelling some of the words in American English, while I have some difficulty ________ my pronunciation．

When we climbed up to the top of the mountain, we were all __________ ,but we were very happy.

The new invention made last month would have a variety of _______ in industry.