Jack tried to play a trick ______ his sister but she wasn’t taken ________ .[ ]

I urged that he _______ ahead with his plan the moment he told me that he would give up.

Have you ever been anywhere for a trip— A trip I ________ away from my hometown evenonce.

Thanks to the policy,great changes _____ in Kaixian in recent years.

With the _____________ of science and technology, people can talk with each other much more conveniently than before.–But China is still a __________ country, people have to work hard to live a better life.