单选题
For nearly half an hour cars on the highway were
stationary
.
A、
accelerating
B、
not moving
C、
slowing down
D、
reversing
【正确答案】
B
【答案解析】
[解析] not moving和stationary都表示“静止的、不动的”;accelerate:加速;slow down:减速、慢下来;reverse:后退、倒车。
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