请大侠帮忙分析个英语题,谢谢!!!

来源:百度知道 编辑:UC知道 时间:2024/05/09 17:01:41
It is said that the agreement ( )between the two companies last month will become effective from may 1st.
A.to sign B.signed c.to be signed D.signing

选B
这里可以看成是过去分词作为形容词修饰前面的名词。又如
a clothes made in China一件中国制造的衣服

B

B
协议是被签订的,所以要用signed
A和C都是指将来,但是协议是上个月(last month)就签订了,所以不能选
D是正在签,显然也不对