When you are ________ in a book or simply trying to rest, the phone always seems to be ringing, ________ whatever peace you might have.

_______ the children grew old, they becamemore and more _______ in science.

We all think___ interesting to climb the mountain in such a sunny day.

People should use public transport instead of theirown private cars— _______The roads are too crowded as it is

Remember to give me a call ______ youarrive in Beijing.