Wanda Theater is popular. It has _______ seats and big screens.

The bridge _____ by the farmers themselves in 1982.

What does “too young to do” mean?— It means “_____ to do”.

Timmy often gets full marks in the exams, but he never shows off. He is very ___.

Joe has been studying Chinese for three months．but he can ________ understand people when they speak Chinese．