【判断题】植物必需的矿质元素在植物营养生理上产生的是直接效果。( )
【简答题】Fill in each blank with the appropriate form of the word given in the brackets. 1.Improper handling of (complain)may lead to the dissatisfaction of customers. 2.We cannot acknowledge your clam for dam...
【单选题】. We acknowledge the receipt of your letter dated on May 4 ______the sales confirmation in duplicate.
【单选题】已知X元素为植物必需的矿质元素。确定X元素为植物必需的矿质元素的一般实验方法是()
【单选题】在下楼梯过程中,股四头肌的肌肉收缩形式为
【简答题】Sentences arrangement. 1. We are surprised that you still demand payment by D/P. 2. We acknowledge receipt of your letter of July 3 under your reference JS6273, which arrived this morning, and wish to...
【简答题】The following sentence violates the writing principle of ( ). We acknowledge with thanks the receipt of your letter of July 1.
【简答题】We won't be able to send you the brochure this month. You are requested to make us the most favorable offer, stating origin, packing detailed specifications, quantity suppliable and the earliest time ...