问题
选择题
They spent _________time ___________ the computer games.
A．much, on playing
B．many, playing
C．lots of, to play
D．plenty of, playing
答案
答案：D
此题重点考察常用句型结构“sb. spend sometime (in) doing sth. ”。plenty of表示许多，可用来修饰可数名词，也可用来修饰不可数名词。