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问题 单项选择题

期货交易者不需付出与合约金额相等的全额货款，只需付( )的履约保证金。

A．3%～15%
B．3%～10%
C．5%～15%
D．5%～10%

答案

参考答案：A

选择题

根据句意和首字母提示补全单词。

1. Yao Ming enjoys his s________ life very much.

2. My parents won't a________ me to stay out late.

3. The Chinese football team played a________ the Japanese football team last night.

4. Mr Brown was worried because his company was facing t________ competition.

5. I'm sure our class will d________ Class Three in the basketball match.
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单项选择题

女，35岁，继发性痛经并进行性加重3年，G2P0，分别于5年前、3年前各行人工流产1次。妇科检查：外阴已婚未产型，发育正常，宫颈光滑，子宫后位，正常大小，活动度不良，子宫骶韧带有触痛结节。

若B型超声提示右侧附件区6.5cm×5.0cm×4.3cm囊性包块，囊内见细密光点，最佳治疗方案是

A．开腹行右侧附件切除术
B．口服抗生素
C．腹腔镜下右侧附件区囊肿剥除术+术后应用GnRHa 4～6月
D．口服避孕药
E．观察
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