I. study [ˈstʌdı] 名词
| I | study |
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| you | study |
| he/she/it | studies |
| we | study |
| you | study |
| they | study |
| I | studied |
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| you | studied |
| he/she/it | studied |
| we | studied |
| you | studied |
| they | studied |
| I | have | studied |
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| you | have | studied |
| he/she/it | has | studied |
| we | have | studied |
| you | have | studied |
| they | have | studied |
| I | had | studied |
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| you | had | studied |
| he/she/it | had | studied |
| we | had | studied |
| you | had | studied |
| they | had | studied |
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单语范例（未经PONS编辑处理）
Populations of both fish were studied in the wild, where the fish typically dine on two major types of prey.
news.utexas.edu The researchers studied the metabolic impacts of both caffeinated and decaffeinated energy drink consumption on insulin sensitivity and the body's glucose disposal.
www.dailymail.co.uk In the 1960s he studied the nepticulidae, breeding many species from their leaf mines and the caterpillars within.
en.wikipedia.org He later studied nuclear physics and worked in a particle accelerator laboratory.
en.wikipedia.org Furthermore, some of the most important topics, such as language, can hardly be studied at all except in humans.
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