Complete the sentences with the past continuous tense.

用过去进行时完成句子。

youdao

You heard him using the past simple and past continuous.

你应该听见了，他用的是一般过去时和过去进行时。

youdao

The past continuous is often used to refer to a temporary situation.

过去进行时也常用以表示暂时的形势。

youdao

In the last three decades as some manufacturing has moved to other countries, the US economy has more than trebled by moving up the economic ladder through continuous innovations, past outdated manufacturing to services and the production of knowledge.

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And of course, there has been continuous pressure in the past few years from environmentalists to eat more local and seasonal food.

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The past thirty years has been a continuous deregulation of our economy and effective tax rates as a low as they have been since before World War Two.

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