书上有这么一句话：If this is not possible,the 26-year old computer technician will spend the extra money at the supermarket to buy organic food.这句话中出现了"spend sth at sth to do sth"的用法,可我从来没遇到过这种用法."

书上有这么一句话：If this is not possible,the 26-year old computer technician will spend the extra money at the supermarket to buy organic food.这句话中出现了spend sth at sth to do sth的用法,可我从来没遇到过这种用法. 初三英语书上有这么一句话,我不明白,求解释If I were you,I'd wear a shirt and tie.为什么不是and a tie?是因为省略了a吗?还是tie在这里作动词用? 这是一个关于出货延期的问题 客户回了这么一句话,PO530082——checking if we should use this production for PO530083,since it is more urgentPO530083比PO530082要晚 If this is light在traffic is light中的意思有这么一句话：After your plane arrives,if the traffic is light,it'll only take fifteen minutes to get to the hospital from the airport by taxi.是不是畅通的意思? 信用证书上有这么一句话,OR+Insurance+will+be+covered+in+Kuwait.这是什么意思呢?在线等 翻译,什么是over it ?书上有这么一句话“He cried over it ” （书上翻译是：他高兴的叫出了声）我不懂over it 书上有这么句 He always get up early,那这么写行不行 He is early always get up If this is love was it is my favorite.有这么一句话吗?这句话通不通? perfectly elastic .有这么一句话 再举个例子if a demand curve is perfectly elastic ,an increase in price causes the quantity demanded to fall to zero.if a supply curve is perfectly elastic，a very small increase in price causes a very large 这句话对吗The situation is easy to change if you take my advise.这是书上的一句话.不用被动语态吗? Is this picture （ 这是补全对话中的一句话 is my this jacket lost组成一句话 this rule is short 这么说对吗 定语从句（关系代词、副词）This is the house where Deng Xiaoping once lived.书上有这么一句.练习中一题：This is the third city______the foreign friends have visited.A.where B.which C.that D.in that选哪个?我觉得是C,但 辅导书上有这么一句话‘’静止的物体可以受滑动摩擦力的作用,运动的物体可以受静摩擦力的作用‘’, 比如书上有这么一句话：“一般虫体的大小以蝎虫干体重的10%-15%为宜”,这里的干体重是什么意思