“After World War II, many of the cities across western European countries ________,” our guide said.

 ______________ with the sun, the earth is not big at all.

Many teens don't get enough sleep because they have too much homework to do, which ________ them up at night.

It ______ me all of a sudden that I had left my key to the car in the office.

Don’t leave the window open—it’s ________ thieves to enter.