问题
选择题
Even a mighty express train can be held up by signals. Which of the following words can be used to
replace “held up”? [ ]
A. delayed
B. slowed up
C. halted
D. retarded
答案
答案：A
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Even a mighty express train can be held up by signals. Which of the following words can be used to
replace “held up”? [ ]
A. delayed
B. slowed up
C. halted
D. retarded
答案：A