he nuclear crisis worsening in Iran,the world’s attention is fixed again onis called the MiddleEast．

She ought to stop reading；she has a headache because she________for too long.[ ]

You can cross the street when you see___________.

Why are you in such a hurry, Mike —There ______ an NBA basketball game in ten minutes.

We shouldn’t spent our money testing so many people, most of ___ __ are healthy.