Tsinghua University,in 1911,is home to a great number of outstanding figures.
_____ this road, you will get there. _____ this road, and you will get there.
_____ from the hill, the park seems beautiful. _____ from the hill, you’ll find the park beautiful.
_____ he has done it is surprising. _____ he has done is surprising.
Here is such a difficult text _____ none of us can understand. Here is such a difficult text _____ none of us can understand it.
—Which of these two dictionaries will you buy? —I'll buy _____ ,for the different uses.