先天性青光眼婴儿型的特点是（）、（）、（）、（）。
参考答案：眼球及角膜直径扩大；角膜浑浊及后弹力层破裂；前房深；眼压高
教育体制结构
Doctor Nathan is said to have been ________ to researching into wild animals in Africa for more than
ten years.[ ]
A. absorbed
B. devoted
C. concentrated
D. engaged
