—Smartphonesaremoreandmorepopularnow.—Sotheyare.Butthey...

問題詳情：

—Smart phones are more and more popular now.

—So they are. But they still ________ too much.

A. pay    B. cost     C. take    D. spend

【回答】

B

知識點：動詞和動詞短語

題型：選擇題