I see there are a few cars and people in the streets.这句话有没有语

I see there are a few cars and people in the streets.
最好加上can:
I can see (that) there are a few cars and people in the streets.
再问： I see there are...... .有没有这样的说法？
再答： 加个that有，不加的话有些别扭。