问题
选择题
He went to Shanghai ___________ September , and came back ______ the morning _________ October 4.
A．in , in , on
B．in , in ,of
C．in , on , on
D．on , in , of
答案
答案：A
题目分析：句意：他在九月去了上海，在十月四日早晨回来。在某年某月某季节，通常用介词in，但在某一日或在某一日的某个时段如上下午等，通常用介词on，泛指在上下午等，常用介词in。所以选A。