女性，36岁。乏力5个月，伴左上腹饱胀感。体检：浅表淋巴结未及，脾肋下5cm。RBC3.6×1012/L，HGB92g/L，WBC190×10g/L，PLT290×109/L。分类：原粒0.01，早幼粒0.02，中幼粒0.1，晚幼粒0.4，杆粒0.34，嗜碱性粒细胞0.02，中性粒细胞碱性磷酸酶染色阴性。
服用大量白消安后出现指（趾）关节肿痛，其原因是（）
A.类风湿性关节炎
B.继发性痛风
C.中毒性关节炎
D.风湿性关节炎
E.白血病关节浸润
参考答案：B
| 阅读理解。 | |
Linda has learned several forms of poetry. Here are some poems. First let's read them.
| |
| 1. Poem 1 is a _____. | |
| A. haiku B. five-line poem C. limerick D. none of the above | |
| 2. There are _____ syllables in Poem 1. | |
| A. 5 B. 10 C. 17 D. 20 | |
| 3. Poem 2 follows a word pattern of _____. | |
| A. 1, 2, 3, 4, 1 B. 1, 2, 3, 4, 5 C. 1, 2, 3, 2, 1 D. 1, 3, 5, 7, 9 | |
| 4. Poem 3 is a _____. | |
| A. haiku B. five-line poem C. limerick D. none of the above |