单项选择题

The author thinks that ______.

A．packing is actually useless and could be ignored
B．people will soon stop using packaging altogether
C．enough research has been done into recycling
D．it is better to produce new materials than to re-use old ones

<上一题目录下一题>

热门试题

单项选择题

According to the passage, dairies are ______.

A．experimenting with the use of paper bottles
B．giving up the use of glass bottles
C．increasing the use of plastic bottles
D．re-using their paper containers

单项选择题

Some environmentalists think that ______.

A．plastic packaging should be made more convenient
B．no alternative can be found to plastic packaging
C．too much plastic is wasted
D．shops should stop using plastic containers