问题

Ten minutes has been made full _______ of ________ the problem.
A:using ; studying
B:use ; to study
C:to use ; to study
D:use ; studying
B:use ; to study
C:to use ; to study
D:use ; studying
正确答案是:
同类题型
This was a true story and it happenedthemoming of April 10.[ ]
A new supermarket ______ in my hometown last month.
Diaoyu Islands _____ China ever since ancient times.
What will the weather be like tomorrow? — It ______ be rainy, cloudy or sunny. Who knows?
Where is your father ? He ________ to the market. He will be back in a minute.