The human race has already paid a heavy price for its slow to environment threats.
—Who did you stay with yesterday? I couldn’t find you anywhere. — ___________.
The Chinese are looking forward to the first _______to land on the moon after three Chinese astronauts’ successful trip to space.
Suddenly we felt the _________atmosphere grow tense as neither of the sides would give in.
Quite a few employees’ payments are cut down and barely cover their household ________ due to the serious economic crisis.
It is a spectacular __________ as the fireworks are set off and light up the who sky during the Spring Festival.