【单选题】男士西装马甲上的口袋主要是装饰功能,除可以放置( )以外,不宜再放其他东西。
【简答题】构成天然蛋白质的氨基酸有 种,除 为亚氨基外,其余的氨基酸都是 。
【判断题】郭沫若抗战前夕成功创作了长篇叙事诗《屈原》。
【单选题】西装马甲上的口袋主要是装饰功能,除可以放置( )以外,不宜再放其他东西。
【单选题】听力原文: Today, many people in the United States go to diners for fast and inexpensive food. In 1872, a man named Walter Scott had the first 'diner', which was only a food cart. These carts especially se...
A.
A person who is having a meal.
B.
A kind of small restaurant which serve fast food.
C.
A person who invites you to dinner.
D.
A cart for carrying goods.