题目内容
The railway was opened______traffic_______ April 4, 1985.
| A.to; on | B.to; in | C.by; on | D.for; on |
A
be opened to traffic的意思是“通车”;在具体的某一天之前通常用on。
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| A.to; on | B.to; in | C.by; on | D.for; on |