It’s _______ to see so many places of _______ around the world in one day.

— How much is the latest style of the watch?— Sorry, I have no idea. But it and I will know the price soon. [ ]

E-book ________by more and more people in our daily life now.

It is important for us ________English well.

Since we haven’t got enough money available,_____ about sightseeing in that country [ ]