糖尿病患者失明的主要原因是()。
A.视网膜新生血管产生
B.白内障
C.青光眼
D.视网膜剥离
E.视网膜出血
参考答案:D
I can’t stand _____ with Jane in the same office. She just refuses ____ talking while she works.
A.working; stopping
B.working; to stop
C.to work; stopping
D.to work; to stop
半卵圆中心为()
A.皮层下灰质
B.皮层下纤维
C.已投射纤维
D.连合纤维
E.弓形纤维