In the late 1940s, experimenting with high-frequency radio waves, Percy L. Spencer of the Raytheon Company soon invented the microwave (), which made millions of dollars for Raytheon and millions of bags of popcorn for kids everywhere.

In the late 1940s, experimenting with high-frequency radio waves, Percy L. Spencer of the Raytheon Company soon invented the microwave (), which made millions of dollars for Raytheon and millions of bags of popcorn for kids everywhere.
A.bombB.prospectC.stoveD.oven

正确答案:oven

The massive ()readership, the almost free publication, and the ease in putting words online, combined, mean that literary magazines, which are practically profit-free in printed form, are blooming across the Web.

The massive ()readership, the almost free publication, and the ease in putting words online, combined, mean that literary magazines, which are practically profit-free in printed form, are blooming across the Web.
A.potentialB.rotaryC.patronizeD.dizzy

正确答案:potential