1 . In high school, I did a scientific experiment. The experiment made me _______ that science could teach us a lot. It teaches us the _______ so we know where we are from. That day, I firmly _______ to be a scientist. Ever since that day, I have studied harder _______ in all my science-related subjects. After school, I do much research on how I can become a _______ scientist in the future.

One of my _______ in becoming a scientist is Barbara McClintock, who was awarded the 1983 Nobel Prize in Physiology or Medicine. At 25, she already had her PhD in botany. After that, she started her _______ as the leader in the development of maize cytogenetics (玉米细胞遗传学) and she _______ herself to that research for the rest of her life.

If I am lucky and given the _______ to achieve my ambition as a scientist, I want to be like Doctor McClintock. She ________ something that helped the other scientists ________ the things about genetics (遗传学).

I know I will be able to achieve my ________ as long as I put my heart and perseverance into it. If I achieve my goal, I will share my ________ of success with all the kids who also love science and want to become scientists. My future will be as ________ as the stars in the night sky. However, my future is still far. I will make the most of the ________ to achieve my greatest ambition of becoming a scientist.

2 . Winter plunged Eastern Canada into a deep freeze. We sat at home, waiting for the COVID-19 cases to decrease and for the weather to _________. We all dreamed of what we would do when we could _________ go outside.

Each of us looked forward to something to keep us _________ the isolation: seeing friends, eating in restaurants, watching a movie at a cinema… My hope has quietly been gathering _________ in the garage since November. She is getting old, with more replacement parts than originals. But with all bike stores being low on new models, she is all I have.

On my bike, I’m _________, free from gas tanks or batteries; as long as I’m _________ and eating, I can _________ to the ends of Earth if I want. No obstacle is impassable. _________ roads mean nothing: there is a(n) _________ to weave between cars in traffic. This __________ of freedom means even more to me with the experience of lockdown.

Every few years I __________ a new ache or pain. I am starting to get __________. I can’t cycle as fast as I used to. But every time I encounter a hill, I don’t give up. I never want to __________ this sense of freedom. I’m waiting for that first warm day when the pandemic walls __________. I want to put on my __________ and for one brief, beautiful moment, be free again.