--- Mum, I’m going to visit my aunt. What about a week? --- A week is too long. Try to be back in a ______ of days.
It is known to all that a proper amount of exercise ________ to good health.
I have read the material several times but it doesn't make any ____ to me.
After staying in hospital for long, the patient was advised to go to the seaside to___ his health.
Australian English differs ___ British English ___ that some of the vocabulary has special meanings.
___ annoys me is that Kirn never returns the books she borrows on time.