Is that your best friend Kitty— No, it _________ be her. She flew to Singaporeyesterday.

The house rent is expensive.I’ve got about half the space I had at home and I’m paying________here.

________ private cars are bringing us convenience, they may also cause more traffic accidents and pollution

must be getting thin, for histrousers _____ badly like a flag in the wind.

_____ our eating ties in with our stress level is being studied and soon it will be clear[ ]