Doctors say we need more fruit and vegetables to be ________ because _______ is very important.

______ important information he left for me! It’s ofmuch ______ to me.

So many years have passed and the terrifying accident is still ______in her mind.

We’re going to have a basketball match with Class 3 next week.— _____________!

The Chinese Vice-President Xi Jinping_______ visit the United States on Feb 13 on a three-country tour.