lesson 18 Directions: in this part, you are going to listen to five transmissions or short exchanges and choose the correct answer from four choices. A: 9 miles 6 o’clock 9000feet fast moving from left to right B: 9 miles 6 o’clock 9000feet crossing from right to left C: 6 miles 9 o’clock 9000feet fast moving from right to left D: 6 miles 9 o’clock 9000feet crossing from left to right

6) Azimi’s first visit to Yiwu in 2001 left a deep impression on him.

下列枚举类型的定义中，包含枚举值5的是 A: enumtest{LEFT,UP,RIGHT,DOWN}; B: enumtest{LEFT,UP=3,RIGHT,DOWN}; C: enumtest{LEFT=-1,UP,RIGHT,DOWN}; D: enumtest{LEFT,UP,RIGHT=6,DOWN};

unit 6 language lab(副本) Task 1 Match the words or phrases on the left with their meanings on the right.

【单选题】下列哪个函数的返回值是"学号"的前6位()。 A. Len([学号],6) B. Right([学号],6) C. Left([学号],6) D. Mid([学号],6)

假设变量a的内容是“计算机软件工程师”，变量b的内容是“数据库管理员”，表达式的结果为“数据库工程师”的是 A: left(b，6)一right(a，6) B: substr(b，1，3)一substr(a，6，3) C: left(b，6)一substr(a，6，3) D: substr(b，1，3)一right(a，6)

He said the train( )at 6: 00 the next morning. A: left B: was leaving C: leaves D: is leaving

Unit 6 Vocabulary Task 1: Matching(副本) Task 1 Match the words or phrases on the left with their meanings on the right.

In "Left Behind", what is the order the author organized her passage? A: Things left behind→memories left behind→love left behind B: Memories left behind→things left behind→love left behind C: Love left behind→memories left behind→things left behind D: Love left behind→things left behind→memories left behind

My house is __________(on the left / in left side). A: on the left B: in left side