I have seen the film Where Are We Going, Dad?.—__________. I think it’s wonderful.

The river is very long and it is about.

The letter____Tommy received from his company yesterday is very important.

_______ with the present situation, the local government could not find effective measures to reduce the risk of coal mine accidents.

Can you tell me _____ the birdwatchers in Zhalong Nature Reserve? I only know that _____ of them are from our school.