问题
单项选择题
儿童期最常见的恶性眶内肿瘤
A．横纹肌肉瘤
B．平滑肌肉瘤
C．软骨肉瘤
D．恶性脑膜瘤
E．纤维肉瘤
答案
参考答案：A
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儿童期最常见的恶性眶内肿瘤
A．横纹肌肉瘤
B．平滑肌肉瘤
C．软骨肉瘤
D．恶性脑膜瘤
E．纤维肉瘤
参考答案：A
| 选择合适的单词补全句子。 | |
2. The woman are laughing ________________. 3. The boys are ________________ quickly. 4. I can speak English! It's ________________. 5. The cars are fast. They go ________________. 6. The bicycles are slow. They go ________________. |