25. In this country it is required that anyone who wants to settle here ______ to pass this kind of test.
She would say she was kept very busy, ____ she meant to refuse his invitation to dinner.
Several new railways are under _____ in China .
The traffic is heavy these days . I _____ arrive a bit late , so could you save me a place?
John is fond ____ football, while his brother is crazy ____ music.
–Ann is in hospital. ---Oh, really? I _____ know ,I ____ go and visit her.