根据《UCP500》规定,若信用证在货物数量方面有伸缩,而金额方面没有,该证货物总值则不能超过信用证金额。 ( )
参考答案:对
We've had ________ help from people.
A.a great many
B.a large amount of
C.a great deal
D.a great number of
什么是先天性风疹综合征?