首页 > They wereto produce carbon,nitrogen,water and other gases. [ ]A. in timeB. at a time C. at one timeD

They wereto produce carbon,nitrogen,water and other gases. [ ]A. in timeB. at a time C. at one timeD

题目简介

They wereto produce carbon,nitrogen,water and other gases. [ ]A. in timeB. at a time C. at one timeD

题目详情

They were to produce carbon,nitrogen,water and other gases.

[ ]

A. in time
B. at a time
C. at one time
D. on time

题型：单选题难度：中档来源：北京期中题

答案

A

上一篇 : “_____ when does the pub st
下一篇 : 若，则x的取值范围为（）-八年级数学

更多内容推荐