a的相反数为-3，则a等于（ ） A．-3 B．3 C．
Once a young man named Steve sold fruits at the market each day in town. He always tried to be the first seller to arrive there. He believed that the earlier he got to the market, the more he could
—Can you tell me ? —Two weeks ago． A．when you bought the toys B．who did you buy-the toys for C．how much the toys cost
I know the journey won’t cost much, but I will take some more just ______. A. in turn B. in reward C. in case D. in exchange
在农作物的栽培过程中，要想提高作物的产量，必须针对不同的植物采取不同的措施。如果温室栽培白菜过程中，发现花丝萎缩，花粉发育不良，则会
你校校报的英语专栏正在开展以“健康的生活方式”为主题的英语征文活动，你打算参加。请根据以下提示信息写一篇英语短文。 1. 营养均衡的膳食；
根据提示填空（4分） ⑴《破阵子为陈同甫赋壮词以寄之》中，辛弃疾以“ ， ”直抒胸臆，表达了自己的雄心壮志。
It’s horrible to see people in such a small park. A．five thousands B．thousands of C．thousand of D．five thousands of
，
，若
为纯虚数，则实数
＝（ ）
B.
C. 
D. 
