become是动词，后面一般不能跟动词原形，只能跟名词化的（动名词，也就是动词+ing），或者动词+ed或者动词分词作形容词用。

became：

v.开始变得;变成;适合(某人);与…相称;使(人)显得漂亮;使好看；

become的过去式

扩展资料

In the 1990s the area became a magnet for new investment.

这个地区在20世纪90年代成了新的投资热点。

She only became coherent again two hours after the attack.

她发病两小时之后才恢复了清楚地说话的能力。

The judge's decision became a legal talking point.

法官的判决成了法律界谈论的中心。

It soon became clear that the programme was a failure.

没多久便可清楚地看出，这个节目不受欢迎。