24．The teacher together with the students ________ discussing Reading Skills that _______ newly published in America.

Have you seen “Titanic” 3D?— Not yet. It’s said to be ________ worth seeing than the original one.

The latest report has declared that the Chinese economy is ______ steadily, supported by increasing consumption, stable export volumes, and the government’s reform policies.

The bill would ______ workers twelve weeks of unpaid leave for family emergencies.

European scientists announced that the speed of light isn’t the speed limit. —Perhaps it is the biggest challenge to Einstein’s Theory of Relativity. No one _____ any crack in histheory for more than a century. [ ]