Nam: “What are the main threats to the environment today?”

                   Lan: “_____________.”

In my family, my father always takes charge of doing the _____ lifting.

_______ a lot of new language from speaking with my host family and with  other students from all over the world.

Luckily, I got some _______ advice on how to make a presentation on 'For a  better community' from my class teacher.

Recently, a gang of enterprising New Zealanders _______ an incredible scheme to raise awareness of depression and mental health issues.

The controller of the body is the _______ system. Led by the brain and nerves, it  allows us to move, talk and feel emotions.

Anna thinks she ought to go to the university, _______ she wants to get  qualifications for her dream job.

They decided to cut down their carbon footprints. They were praised for that.