老年人消化性溃疡的特点包括()
A.胃溃疡多见
B.临床表现常不典型
C.常无明显腹痛
D.不易发生消化道出血或穿孔
E.治疗愈合慢,常难以控制
参考答案:A, B, E
— People says your little brother has been admitted into Qinghua University.
— Yes. Never ________ he could achieve so much success.
A.I had thought
B.I would have thought
C.could I have thought
D.will I have thought