in the school regulation that students shouldn’t use cellphones in the campus.
| A．What requires | B．What is required |
| C．It requires | D．It is required |
I was disappointed with the film . I had expected ______ to be much better.
| A．that | B．this | C．one | D．it |
It was not _____ she took off her glasses _____ I realized she was a famous film star.
| A．when , that | B．until , that | C．until , that | D．when , then |
Does ______ matter if he can’t finish the job on time?
| A．this | B．that | C．he | D．it |
I don’t think ____ possible to master a foreign language without much memory work.
| A．this | B．that | C．its | D．it |
Is ____ necessary to complete the design before National Day?
| A．this | B．that | C．it | D．he |