WHICH OF THESE DO YOUTHINK IS THESECONDMOST USEFUL INVENTION
WHICH OF THESE DO YOUTHINK IS THESECONDMOST USEFUL INVENTION
Which of these do you think is the most useful invention?中do
请帮忙填空:Which of these do you think is ---useful invention?
Which of these do you think is ____ useful invention? [ 
Which of these microorganisms is useful?
which do youthink is Professor Wang?-The man (lying/is lying
What do you think is the most useful invention?这句中do you thi
what do you think is the most useful invention in the world
连词成句 What do useful you think invention is the fourth most
Do you think what invention is the most useful 这句话对吗
The bicycle is one of the simplest but most useful invention
The bicycle is one of the simplest yet most useful invention