The monitor isn't ( ) enough to push the car up the hill.

The monitor isn't ( ) enough to push the car up the hill.
A、tough
B、powerful
C、strong
D、big
【正确答案】：B
【题目解析】：考核单词含义 powerful 强有力，句子含义是监控人员力气不够大没法把车推到山上。