Can you finish ________ these books before 10 o’clock ——Yes, I can.

The Chinese scientist Tu Youyou won the 2015 Nobel Prize.—Her has saved millions of lives across the world.

My sister is much at painting than me.

Is this red bag yours—No, it isn’t. is that black one.

We discussed where to go for a whole morning, but we decided to stay at home_____.[ ]