问题

Is the doctor your sonHas he graduated from university—Yes,he in Nanjing Medical University for 5 years.
A:has been studying
B:studies
C:had studied
D:studied;
B:studies
C:had studied
D:studied;
正确答案是:
同类题型
How I wish I _________ him the secret! I regret havingdone that now.
I will put the book________you placed it and make a mark at the place________I put it.
I’m sorry, sir. I can’t finish the work on time.—Never mind. , the work is quite difficult.
Can you speak Chinese ________________.
This new model of car is so expensive that it is________ the reach of those with average incomes.