“Not having returned home yet, _____”, his father said to the police. [ ]

__________——P-E-N.

China understands the situation and needs of underdeveloped countries on the issue of climate change and urges developed countries to support them______ technology and finance

in your opinion, possible __________new measures will be taken to improve the terrible traffic

Two people in South Korea survived ________ by a sinkhole suddenly occurring in their courtyard.