.—Is there anyone who is gong the Great Wall?_______
)The drinking water in the village is heavily polluted by the chemical works nearby. And __________ with fresh and clean water, the locals appeal to the media.
Having a trip abroad is certainly good for the old couple,but it remains __________ whether they will enjoy it.
The continuous rain __________ the harvesting of the wheat crop by two months.
The play __________ next month aims mainly to reflect the local culture.
Nowadays people sometimes separate their waste to make it easier for it __________ .