试题详情
—I tried to make the little boy ____ but I found it difficult.
—Well, I saw you ____ that when I went past.
- A、laughed; do
- B、laughed; doing
- C、laugh; do
- D、laugh; doing
知识点
参考答案
采纳过本试题的试卷
—Well, I saw you ____ that when I went past.