单选!英语!HELP!

问题描述:

单选!英语!HELP!
1、Tom said that he had visited the exhibition ________
A before long
B long ago
C long before
D for long
2、It is six years we ______each other
A will part
B shall part
C parted
D parts
3、We all hope to finish the work ________
A long before
B long after
C long
D before long
4、Once you _____ a promise,you must carry it out.
A is making
B made
C have made
D had made
可怜可怜我吧!

C
Tom 说他很久以前就看过这个展览.
C
我们分开有六年了.
D
我们都期待在短时间按内能完成工作.
B
一旦你做了承诺,你必须做到.