根据句意及所给的首字母提示完成单词

--Who b　　 this famous railroad?

--Zhan Tianyou did.

根据句意及所给的首字母提示完成单词

--What does he do?

--He is an e　　.

根据句意及所给的首字母提示完成单词

Our fathers are the h　　 of our mothers.

根据句意及所给的首字母提示完成单词

Which is the most interesting p　　 on TV?

根据句意及所给的首字母提示完成单词

Yang Liwei's little s　　 wants to be an astronaut, too.

根据句意及所给的首字母提示完成单词

There are many modern b　　 on the Changjiang River.

根据句意及所给的首字母提示完成单词

We are going to visit the science m　　.

根据句意及所给的首字母提示完成单词

I can't speak R　　 , it's too difficult.

根据句意及所给的首字母提示完成单词

Lei Feng is our n　　 hero, we should learn from him.

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