问题

________ with teens who spend much of their free time in front of TV sets, those who are physically active often have better grades.

A:Compared
B:To compare
C:Comparing
D:Having compared

正确答案是：

同类题型

________name is Bill, and ________ name is Jack.

The Great Wall is a place ______ almost all tourists would like to visit when they come to Beijing．

Kate _________ in America for many years, but she’d never regretted her decision to return to her motherland

Class begins now. Stop ________, please!—OK.

Please tell me ___________________an hour ago.—He rode his bike.