The latest major disaster that occurred in Zhejiang paralyzed traffic, caused blackouts and ______ water supplies for days.

With the release of the latest version of iPhone, users can have easy _________________  to ever-growing incredible on-line games. 

— You shall get an iPad so long as you come first in the speech contest.— Is that a ________? Don’t let me down, I hope.

 The experienced teachers try their best _____ the younger ones _____experience.

The new tax would force companies to __________energy-saving measures.