It’s silly ___________ him to be crazy __________ such a dishonest woman.

Anyone whose performance is best received by the public____ be given an opportunity to show their talents at the Great Hall of the People in Beijing.

This special school accepts all disabled students, _____ educational level and background[ ]

We pursue happiness，thinking one day we will find itBut_________it by seeking it

The Internet is very useful. We can get a lot of__________ from it.