托业考试

试题来源：托业-1
【单选题】 The proposal was submitted ______April 28.
A．(A) at
B．(B) the
C．(C) on
D．(D) from

参考答案：C
网考网解析：
On is used with specific dates. Choice (A) indicates time or location. Choice (B) is an article. Choice (D... 查看试题解析出处>>