At long last the child was found on top of _____ we call the museum of science and technology.

It’s the second time that I ________ to Shanghai.-What great changes！It’s ten years since I ________ it last time.[ ]

Who do you think is actor—I think Zhao Benshan is.

Maybe it is time for the rest of society tothe factI may not be able to walk, there are many other great things I can do.

It is not enough only ______the rules of grammar if you want to learn English well.