Sofar, 5G technology, which is developed by Huawei, _______ a lot. Soon it’ll be-组卷网

单项选择适中0.65 引用1 组卷59

So far, 5G technology, which is developed by Huawei, _______ a lot. Soon it’ll be widely used in China.

A．is improving

B．are improved

C．has improved

D．improved

2021·江苏连云港·一模

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