Thiscompanywasthefirst
问题详情:
This company was the first __________ digital cameras in the world.
A. producing B. produced C. having produced D. to produce
【回答】
D
知识点:非谓语动词
题型:选择题
问题详情:
This company was the first __________ digital cameras in the world.
A. producing B. produced C. having produced D. to produce
【回答】
D
知识点:非谓语动词
题型:选择题