Scientists are increasely _____ that the earth is getting hotter because of carbon dioxide and other gases.

They are __ the old houses in order to set up a new teaching building.

She ___ not well, and yet the clothes she ______ fit her very well .

Meeting my uncle after all these year was an unforgettable moment ,_______I will always remember.

The word "breakthrough"is often used when talking about the newest drug or the next treatment ___ in cancerresearch．