问题详情:
I was really too busy with my homework and I couldn't help ____ ▲ ___ housework.
A. doing B. to do
C. did D. done
【回答】
B
知识点:非谓语动词
题型:选择题
问题详情:
I was really too busy with my homework and I couldn't help ____ ▲ ___ housework.
A. doing B. to do
C. did D. done
【回答】
B
知识点:非谓语动词
题型:选择题