—Mark,you look so tired.—Oh,I didn’t go to bed________it was 12 o’clock last night.
—Have you seen the film Coming Home directed by Zhang Yimou? —Not yet.I’m________seeing it.It’s said the film is great!
We all want to know________she will come to the party or not.
The coach guided us________the task.
She is so intelligent that she can________all the math problems.
Kate,remember________for the sick to cheer them up. A.to sing B.not to sing C.singing