【单选题】听力原文:W: You look very tired. It's time you went to bed, I suppose. M: No, I don't think so. I never go to bed before nine o'clock. What time is it now?
【单选题】节日里五光十色的霓虹灯内填充的气体是下列哪一种( )
【简答题】It's time you started eating sensibly. Experts at the first Chinese Students Nutrition and Health Festival in Kunming last week listed eight bad eating habits. ●Watching television while having meals ...
【单选题】听力原文:M: Why? You are still watching TV? Daisy, it's time you calm down and prepare your final examination. W: Oh, Dad, just three times a week wouldn't make me a couch potato. My friend Jenny watches ...
B.
She isn't cool enough.
C.
She should study harder,
D.
She should learn from Jenny.
【单选题】It's time you _____ some reading, otherwise the other students will leave you behind. [ ]
【单选题】某类细胞,直径15~30μm,外形常呈椭圆形或不规则。胞核略小,常偏于一侧,核染色质疏松且有明显的核仁1~3个,有的被颗粒遮盖而不清楚.胞质丰富,染蓝色或灰色,有的胞质可分为内外两层,内层含多量大小不等的嗜苯胺蓝颗粒,紫红色而密集,多分布于胞质的一端、核周围或遮盖胞核,于细胞边缘部位的外胞质层颗粒稀少或无颗粒.血象和骨髓象中以这种细胞为主,提示
【单选题】甲、乙两小车同时同地同向在同一直线做匀速直线运动,它们的 s – t 图像分别如图 1 ( a )和( b )所示,当某小车通过的路程为 3 . 6 米时,下列关于两车的运动时间 t 及两车间距离 s 的判断 , 正确的是
A.
若 t 为 9 秒, s 为 0 . 9 米
【简答题】甲、乙两车做匀速直线运动,它们速度之比是 3 : 1 ,所用时间之比 1 : 2 ,则通过路程之比为( ) A 1 : 6 B 6 : 1 C 3 : 2 D 2 : 3
【单选题】急性髓系白血病M3型的骨髓象特点是
C.
早幼粒细胞分内外胞质,内胞质中含大量嗜苯胺蓝颗粒