—Let’s go and have a good drink tonight. 一 Have you got the first prize in the competition?
—Why do you look worried?—There are so many problems __________.
The project __________ by the end of 2015 will greatly expand the city's telephone network.
)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.