This is _____ third year that China has taken part in the activity Earth Hour. But we hope we can try our best to make the earth ____better world.

I’d like some dumplings _____cabbages and muttons.[ ]

. A look at recent trends in world fisheries reveals ________ the ocean on a global scale.

It’s said that the poor man died_____ the morning of January 12th.[ ]

I usually get home late because there is ______ traffic on the road.