Having lived in China for 8 years, Helen has a good ______ of both English and Chinese.
He had learnd ___ such things, so he refused ___.
In the complete darkness, she began ___ afraid.
John had ___ me to do this, but he didn't .
I can not help ___ the box for you, as I am too tired.
To go to the ball with just a flower is ___, “I’m poor!”