赞题库-背景图
单项选择题

Good travelers don’t leave _____ on trains or airplanes.

A．rubbish
B．litter
C．garbage
D．pollutant
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热门试题

单项选择题Which of the following underlined words does NOT indicate willingness

A．He will do anything for knowledge.
B．Will you open the door for me
C．Will you lend me your pen
D．He will catch the early bus.

单项选择题Which of the following is INCORRECT

A．The last men.
B．Lots of food.
C．A number of essays.
D．Both milk.