中期妊娠孕妇腹部不见增大,胎动消失,妇科检查宫颈口未开,可能为
A.不完全流产B.稽留流产C.难免流产D.先兆流产E.完全流产
参考答案:E
一段导体两端的电压是6V时,通过导体的电流是200mA,则该导体的阻值为______Ω;若使该导体两端电压变为3V,则该导体的电阻为______Ω.
根据句意及首字母提示,完成下列单词
1. I can l ______ a lot about Chinese history.
2. His f ______ food is chicken.
3. Her brother w ______ to be an artist.
4. Do you want to go to a m ______?
5. My brother likes action movies. He thinks it's e ______.