简述光照强弱对花蕾开放时间的影响。
参考答案:
强光下开花半枝莲;傍晚时盛开月见草、紫茉莉、晚香玉;夜间开花昙花;晨曦中盛开牵牛花、亚麻大多数花卉是晨开夜闭。
句型转换。
1. It is always sunny and hot in summer here.(对画线部分提问)
_____ the weather _____ in summer here?
2. She made up her mind that she wouldn't do that silly thing again.(改为同义句)
She_____ _____ _____ _____ that silly thing again.
3. Wei Hua is going to Spain with her parents. (对画线部分提问)
_____ is Wei Hua going to Spain with?
4. The twins BY2 are going to Hong Kong tomorrow.(改为一般疑问句)
_____ the twins BY2_____to Hong Kong tomorrow?
5.They had fun in the park.(改为同义句)
They_____ _____ _____ _____ in the park.
女性,62岁,干燥综合征病史15年,近2年来出现进行性呼吸困难干咳,偶有痰中带血,体检:消瘦,呼吸浅促;26次/分,双肺底闻及吸气相高调湿啰音。胸片双肺弥漫性网格状影,肺功能示RV/TLC为30%,FEV1/FVC为86%,行支气管肺泡灌洗。BALF最可能的结果是()。
A.淋巴细胞增加,巨噬细胞减少
B.嗜酸性粒细胞明显增多
C.细胞总数增加,但各种效应细胞比例仍正常
D.中性粒细胞增多,巨噬细胞稍减少,但仍占多数
E.上述情况均可出现