---Are there any English story books for us students in the library ? --- There are only a few, _______.
The light will be thrown ______ the cause of cancer by research that is now in progress.
—Why was he unhappy yesterday? —A letter from home ______ an attack of homesickness.
_____great progress Jim had made in _______ time!
The governor made no ______ about the fight between the Red Shirts and the Thai Troops.
. No one knows exactly ______ after 2012.