【单选题】In a “first-best” world:
A.
a. each economy is self-sufficient enough not to indulge in free trade.
B.
b. free trade is economically efficient.
C.
c. free trade benefits only the consumers of the importing country.
D.
d. free trade benefits only the exporting nations.
【简答题】听句子,选出句中所包含的信息。 ( )1. A. wounded ( )2. A. dead ( )3. A. live in ( )4. A. She was first. B. warned B. deaf B. join in B. She was second. C. world C. dare C. believe in C. She was third....
【多选题】以下关于需求定律的说法,哪些是正确的
A.
在其他条件不变的情况下,某种商品的需求量与价格成反方向变化
B.
需求定理指的是一般商品的规律,但这一定理也有例外
【单选题】对荧光灯,说法错误的是( )。
A.
具光色好、光效高、寿命较长、表面温度低等优点
【多选题】下面关于加速度的说法中正确的是.....................( )
【多选题】关于加速度,下述说法中正确的是.....................( )
B.
加速度的方向与速度的方向可能相同,也可能相 反
【简答题】Part 1 Understanding Long Conversations Directions: In this section you'll hear a long conversation or conversations. Listen carefully and choose the best answer to the questions you hear. Questions 1...