Question

【题目】5G technology ________ several operations successfully in different Chinese hospitals recently.

A.supportsB.supportedC.will supportD.has supported

Answer 1

【答案】D

【解析】

句意：最近5G技术在不同的中国医院已成功支持多个操作。

考查时态。supports一般现在时、单三形式；supported一般过去时；will support一般将来时；has supported现在完成时；根据副词recently判断句子用现在完成时；故选D。