【判断题】维生素C有分解皮肤中黑色素,预防色素沉着,防治黄褐斑、雀斑,使皮肤保持洁白细嫩的功效,并有促进伤口愈合、强健血管和骨骼的作用。
【判断题】Java语言程序对垃圾能够自动回收处理。
【简答题】汽车仪表灯分为三种分别是指示灯、 () 和 () 。
【单选题】“An awful accident ___, however, occur the other day.” The old man repeated, trembling all over.
【简答题】However, whatever its virtues, the old shared literacy culture had gone...
【简答题】The old gentleman, however, seemed cheerful enough; and it was plain that he took an interest in the strangers, and wished to make their acquaintance. This was soon effected by the friendly waiter; an...
【单选题】The old building must be saved, ________the cost is.
【单选题】Old as the car is, _____ it works quite well.
【简答题】However, an old dog _____ them and they manage to survive.