男性，55岁，1周来黑便，大便成形，量不多，每日1次。行消化道钡餐造影未见异常，化验血小板1500×10⁹／L，有巨型血小板，诊断原发性血小板增多症。为迅速减少血小板量，改善症状，首选治疗是（）

A.口服羟基脲

B.口服白消安

C.口服苯丁酸氮芥

D.皮下注射干扰素

E.血小板单采

根据首字母或中文联系句意拼写单词

小题1:The __________(首都) of Russia is Moscow.

小题2:May I take a _____________(消息)?

小题3:His dream home is very large. It has four ________. (层)

小题4:There is a _____________(通告，布告) on the wall. Let’s go and see it.

小题5:Every year thousands of v___________ from all over the world come to Guilin.

小题6:People who live next to each are n_____________.

小题7:We can get enough ______________(消息) for our project on the Internet.

小题8:Kitty is good at drawing. She wants to be an a_____________ in the future.

小题9:Project Hope gets a lot of support(支持) from _____________(当地) business.

小题10:Beijing duck is very f___________. Would you like to have a try?