The child isn't able to remember these difficult words,_____he has already tired hard.
问题描述：
The child isn't able to remember these difficult words,_____he has already tired hard.
A.when B.if C.though D.because
Take a map of New York with you while travelling____you have a guide or know the city well.
A.until B.if C.unless D.because
答
C尽管
C除非我知道第二题是为什么了 可是第一题为什么啊第一句：这小孩没法记住这些复杂单词，尽管他已经很努力了第二句：你旅游的时候带份纽约的地图，除非你有导游或者你很了解这个城市没啥语法在里面，就看它的意思