问题
单项选择题 A1型题
下列哪项属于角膜接触镜的优点（）。
A.矫正屈光参差好
B.矫正不规则散光好
C.舒适方便、视野宽阔
D.可用于治疗某些眼部疾病
E.以上均是
答案
参考答案：E
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下列哪项属于角膜接触镜的优点（）。
A.矫正屈光参差好
B.矫正不规则散光好
C.舒适方便、视野宽阔
D.可用于治疗某些眼部疾病
E.以上均是
参考答案：E
| 根据句意，从方框内选择合适的单词或短语，并用其适当形式完成句子。 | |
2. When we _______ out, the thief had already run off. 3. Have you ever ______ your keys in your room? 4. I am sorry that all the tickets for the day have been ______. 5. Lily's race-car ______ halfway. She had to give up the race. |