—What have you learned from your experience in England?—Well, meeting people from another culture ______ be very difficult.
She has not any close relatives, __________ her nephew who went and settled abroad 5 years ago.
If he __________ on tourists for his business, he would have to close his shop.
It is on the festival occasions __________ the family get together __________ he misses his late father.
With so many things __________ for her baby, the mother made a shopping list before going to the store.
__________ is known to everyone, the moon travels round the earth once every month.