教室

When we entered the classroom, everything is at sixes and sevens .

当我们进入教室时，一切都是乱七八糟的。

Our classroom is at the front of our school.

我们的教室在我们学校的前部。

He is sitting at the front of the classroom.

他坐在教室的前面。

She stands at the front of the class.

她站在教室的前面。

Our teacher stands at the /in the front of our classroom.

我们的老师站在教室的前面。

Our classroom is at/in the front of the building .

我们的教室在楼房的前部。

He sits at the front of the class.

他坐在教室的前面。

Our teacher stands at the front of the classroom.

我们老师站在教室的前面。。

He sits at the front of the classroom.

他坐在教室的前面。

Teacher: That child was never in my classroom. I can certainly attest to that.

那个孩子从来没有进过我的教室，我可以百分之百确定。

Cynanchum Lingtai apricot production in the average weight 65 grams, the brightly-colored fruit, juicy rich, sweet-sour taste, sweet from the nucleolus, when the late Qing Dynasty famous Shaanxi, Gansu provinces, the Qing imperial court Tongzhi tribute for years.

灵台生产的牛心杏平均单果重65克，果实色泽鲜艳，汁多味浓，甜酸适口，离核仁甜，清末时就驰名陕、甘两省，清同治年间曾为朝廷贡品。

Chenopodium album,Solanum nigrum, and Amaranthus retroflexus were very susceptible to the herbicides. Polygonum persicaria and Abutilon theophrasti were relatively less susceptible to the herbicides, and Lycopersicon esculentum was not susceptible to it. The relationship between reduction rates of weed biomass and PPM values of weed leaves 2,4, and 6 days after treatment was established.

供试的6种杂草对该混剂的敏感性存在显著差异：红心藜Chenopodium album、龙葵Solanum nigrum和反枝苋Amaranthus retroflexus对该混剂最敏感，ED90值分别为47.65、71.67和29.17g/hm2；春蓼Polygonum persicaria和苘麻Abutilon theophrasti敏感，ED90值分别为96.91、114.20g/hm2；而番茄不敏感。