__________the end of last year they had planted 4,000 trees.-考呗网

公共英语一级

单选题__________the end of last year they had planted 4,000 trees.

本题考查介词。by the end of意为“到…为止”，它要求动词用完成时态。at the end of意为“在…末期／末尾／末端”，它要求动词用简单时态(一般现在时或一般过去时)。

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New Year is a very (Example: 0 ) festival (节目) in China. People 26 celebrate (庆祝) the New Year. It is a time to say 27 to the past and to 28 new beginnings. In many countries, people get together with family and friends 29 December 31 to eat, drink and dance, and welcome January l 30 midnight.
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