When my hand touched the letter in my po
题型:选择题
问题:
When my hand touched the letter in my pocket, I realized that I had forgotten ______ it. [ ]
A. to post
B. to have posted
C. posting
D. having posted
When my hand touched the letter in my pocket, I realized that I had forgotten ______ it. [ ]
A. to post
B. to have posted
C. posting
D. having posted