Who designed the first helicopter(直升飞机)? Who 1. (draw) one of the most famous pictures in the world? Who knew more about the human body than most 2. (doctor) did? There is an answer 3. all these questions --- Leonardo de Vinci.

Leonardo lived in Italy around the year 1500, but many of his 4. (invent) seem modern to us today. For example, one of his notebooks has drawings of a helicopter. Of course, he couldn’t build 5. helicopter with the things he had. But scientists say his idea would have worked. That’s why he was considered 6. (be) a genius that has ever been known.

But Leonardo wasn’t just an inventor. He was one of the 7. (great) artists of his day. When he was only twenty years old, he 8. (call) a master painter, and as he got older he became even more famous. Sometimes he drew a hand in ten different ways 9. he was ready to paint. Many of Leonardo’s wonderful paintings are still with us today. You may know one of his most famous works--- the 10. (smile) woman known as the Mona Lisa.

深圳机动车数量进入300万时代，密度全国第一。针对交通拥堵的现状，深圳市交委于2015年发布了汽车限购令，并进行一些限行规定。此外政府积极的发展公共交通（public transportation）。深圳地铁现已开通5条线路，另有11 条线路在规划中。请你结合实际谈谈地铁给我们的生活、交通和环境带了怎样的变化，你对地铁又有怎样的期待？请你以此为话题，写一篇英语短文。

要求：

1.80词左右，开头已给出，不计入总词数内；

2.文中不能出现真实校名和姓名；

3.条理清楚，意思连贯，语句通顺，标点正确，书面整洁。

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_____UN report says Chinese Mobile Payments （支付）is changing _____ world .

A. An; the B. A; the C. An；a D. A；a

The Belt and Road Initiative(一带一路倡议) will help China improve ___with lots of countries.

A. relationship B. agreement C. environment D. progress

These good words can touch not only your heart but also . Let's remember them .

A. I B. my C. myself D. mine

The nurse won't leave her patients ______she's sure they are all taken good care of．

A. unless B. because C. so D. if

On no-car day, ______ students ______ teachers are allowed to drive to school.

A. either; or B. not only; but also C. neither; nor D. both; and

When Jack arrived _____the airport，he found it hard to look for a place to park his car．

A. in B. at C. on D. to

—Look! So many colorful bicycles in two lines over there.

—They’re for public. This kind of green smart traffic is ______ in big cities now.

A. everything B. everyone C. everyday D. everywhere