1 . An essay not ________ (submit) in class on the due date will lose a letter grade for each class period it is late. (所给词的适当形式填空)
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2 . 众所周知，这个被称为“天眼”的500米口径巨盘用于探寻暗物质。暗物质被认为由亚原子粒子组成，一般望远镜是观测不到的。
The 500metre dish of the “Eye of Heaven”, as it is known, is being used in the search for dark matter,________________ subatomic particles invisible to ordinary telescopes.
The 500metre dish of the “Eye of Heaven”, as it is known, is being used in the search for dark matter,
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3 . 将要展出剪纸、中国画等各种传统艺术作品，还会有抽象绘画和电脑制作的3D动画片。
A variety of traditional artworks, such as paper cutting and Chinese paintings will be________________ , and there will be ________________ .
A variety of traditional artworks, such as paper cutting and Chinese paintings will be
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4 . Last night, I watched a performance of Butterfly Lovers, a beautiful violin concerto ________ (compose) by He Zhanhao and Chen Gang. (所给词的适当形式填空)
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5 . Later, I learnt that the most famous food in Shandong is pancake rolls _________ (stuff) with sliced Chinese green onions. (所给词的的适当形式填空)
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6 . A week later, the team gathered at the lot, carrying tools ________________ (purchase) with their earnings. (所给词的适当形式填空)
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7 . 很多严重的健康问题都与吸烟有关。
a. There are many serious health problems________________ . (associate)
b. There are many serious health problems________________ . (association)
a. There are many serious health problems
b. There are many serious health problems
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8 . 中国军队的武器虽然落后，但他们始终坚信能够战胜装备了飞机、大炮及坦克的敌人。(形容词短语作状语)
________________ , the Chinese army always _________________ in defeating the enemy _________________ aircraft, artillery and tanks.
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9 . Over 28 states have passed laws ________ (relate) to pollinator habitat protection and pesticide use. (所给词的适当形式填空)
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10 . A small boat ________ (load) with too many passengers and goods slowly drew near and stopped beside the bridge. (所给词的适当形式填空)
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